Are you trying to find disc lock for bike among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling disc lock for bike on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 61 disc lock for bike tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best disc lock for bike you can buy today
- (Make Thieves Fear Anti-theft Alarm Motorcycle Lock) The Anti Theft motorcycle Lock is made entirely of metal, it is sturdy and sustainable
- (Crash-resistant And Waterproof Alarm Disc brake Lock)The alarm sound is able to reach to 110 db, the measure of the locking pin 7 mm that allows us to set at 360 degrees, and it is possible to fix it in any position
- (Double Assurance Disc Brake Lock with Alarm for Vehicle) it is ideal for motorcycles, bicycles, scooters, dirt bike and any vehicle where there are holes or spokes on a wheel
- (Intelligent Heavy Duty Anti-theft Sensitive Alarm Disc Lock ) Motion sensor with 5 seconds delay and rust-resistant, weather-resistant, resistant to destroy physical and waterproof
- (Sturdy Two Set Batteries Carry Pouch Motorcycle Lock)6 internal batteries and 6 back up for longer use.An Allen wrench to disassemble this motorcycle lock,carry pouch for storage included.2 pcs security keys for every different lock with well-packed box
- Premium and Durable: Made of sturdy heavy duty alloy steel, rugged, weather proof, corrosion resistant, long service life.
- Easy to operate: One touch to lock easily and quickly, press clockwise to open and move one key to turn to unlock, easy to use.
- Easy to carry: Small and light, easy to carry and use. when not in use, you can put the anti-theft lock in a tool bag storage bag or pocket.
- More Safer: Security and anti-theft function, with a complex internal structure that can effectively resist unlocking by various technologies, more secure.
- Wide Application: Suitable for motorcycles, motorcycles, e-bikes, bicycles, scooters, etc. Disc brakes up to 7mm thick. 2 Pcs locks with 4 keys.
- 【1pcs Black Lock】- This alarm disc lock set includes 1pcs black alarm disc lock, 1pcs Allen wrench, 2pcs security keys, 1pcs reminder cable, 1pcs storage bag and 6pcs internal batteries and 6pcs back up for longer use.
- 【Anti-theft Alarm Lock】- The alarm disc lock allows you to protect your beloved motorcycle or bicycle when parking outdoors or at home. When any vibration or shock is sensed when the alarm disc is located, it will automatically activate an alarm up to 110db.
- 【Premium Quality & Waterproof】- The alarm disc lock adopts a high-grade heavy-duty steel body, which makes the alarm brake lock more durable. The 6mm lock pin is super sturdy and practical. The forged steel is waterproof, rust-proof and weather-resistant so that it can work normally in rainy days.
- 【One-press Operation】- Disc brake lock set is one-key operation, you only need to press the button with a "beep" sound to enter the alarm state. By locking the disc brake to work, it helps to stop the vehicle from moving and keep your belongings safe.
- 【Wide Application】- This is a security anti-theft disc brake lock, which is suitable for various vehicles with disc brakes up to 6mm: motorcycles, electric cars, bicycles, motorcycles, scooters, etc.
- Protect Your Motorcycle: Our Motorcycle locks keep your motorcycle safe with built-in sensors detecting shocks and movements, and a 110dB alarm system that scares off potential loss. It's perfect for those who park their motorcycle outside or at an apartment. Necessary motorcycle accessories Added security and peace of mind.
- Easy to use: press the alarm lock button to start the locking operation, and 5 seconds later there will be a "beep" to indicate the alarm is activated correctly. To shut off the alarm you will either have use the key to unlock it or wait 30 seconds use the key to unlock the alarm. Our engineers have implanted some special algorithms into the alarm device to solve the error of most other locks Abnormally alarms sounding.
- Durable and weather-resistant: Motorcycle locks anti-theft made of aluminum alloy, our motorcycle lock is waterproof and can withstand different weather conditions, helping you use it outdoors for a long time. Plus, with its replaceable battery, you can easily maintain it for long-term use.
- Fits Most Motorcycles and Bikes: Our disc brake lock is suitable for most motorcycles and bikes with disc brakes, where the rotor is less than 7mm(1/4") thick with holes. Whether you have a motorcycle, moped, scooter, mountain bike, or e-bike, our lock will keep it safe.
- Package Contents: 1 x Alarm Disk Lock (Batteries Included), 2 x Keys, 1 x Hex Key, 1 x 1.5m Reminder Cable, 1 x Motorcycle Lock Bag.
- Ultimate Theft Protection: Our disc brake lock is specifically designed to keep your Powersports vehicles safe and secure from potential thefts.
- Heavy-duty Construction: Crafted with durable materials, this lock ensures long-lasting performance, providing you with peace of mind.
- Easy to Use: With its user-friendly design, our disc brake lock can be easily installed and removed, allowing you to conveniently secure your vehicle whenever needed.
- Universal Fit: Designed to fit most Powersports vehicles, this lock is compatible with various disc brake sizes, providing versatile protection for your valuable belongings.
- High Visibility: The bright color and eye-catching design of this disc brake lock not only add a touch of style to your vehicle but also act as a visual deterrent to potential thieves.
- Stapler style disc lock immobilizes vehicle to prevent roll-away or ride-away theft
- dual reinforced high security disc style cylinder
- 5.5 mm pin diameter fits smaller disc holes , 1.63 inches maximum distance for disc rotor insertion
- Compact and lightweight
- Includes carrying pouch with belt clip for easier transport
- Motorcycle Theft Prevention: With built-in sensors detecting shocks and movements, the Tchipie theft prevention disk lock will keep your motorcycle safe, protected and theft-free as the audible alarm system will scare away suspects if they attempt it! According to NCIB 44,268 motorcycles were reported stolen last year, it's time to add additional security to your investment and prevent motorcycle theft from happening to you
- Audible Alarm Deterrent: Easy to lock with one-press operation, immediately the lock goes into alarm mode and you'll hear a “Beep” sound. When detects a vibration, it has a warning triple "Beep" to let potential theives know its armed. Then if it's triggered again the alarm gives off a continuous shrill alarm for about 30 seconds, the 100dB is loud enough for anyone to notice. To shut off the alarm you will either have to unlock it or wait 30 seconds
- For Rotors 7mm Thick or Less: Fits the majority of the motorcycles and bikes with disc brakes, where the brake rotor is less than 7mm (1/4") thick and cross drilled. Suitable for active security device for most popular models: Harley Davidson, Yamaha FJR / Raptor 700, 2017 Honda Grom, 2017 Kawasaki Z125 / Kawasaki Ninja 250r 500r 650 2017 2012, 2016 Indian Scout Sixty, Triumph Bonneville Streetsmat, Victory CrossCountry, Honda shadow spirit, etc.
- Having Peace of Mind: The bright red color and orange reminder cable can act as a decent visual deterrent for those potential thieves. Can give you ease of mind leaving your bike or motorcycle outside in a populated city, in the parking lot at work, during motorcycle ride, trips, or motel travels
- Long Term Use: The Tchipie motorcycle wheel lock with siren has an alloy aluminum body, sealed against moisture, dust and dirt. It comes with battery already installed and an extra 6pcs set for when those run out. You can use the Allen key to change the batteries in seconds, or just to remove the batteries and use without alarm as a conventional lock
- 💎【PREMIUM MATERIAL】Made of heavy-duty alloy steel material, offer more strength and flexibility. The protective vinyl coating (PVC) protects against scratches and lasts longer, preventing thieves from sawing or prying.
- 📏【130CM PRACTICAL BICYCLE LOCK】The lock comes with a 5-foot reminder cable, a prominent color reminds you to remove the disc lock after riding, With 2 unique keys for each bike lock.
- 🛴【EASY TO USE 】You will receive a holder for your lock. Attaches easily around the bike seat. The steel cable bike lock and its coil design provide the flexibility, long enough to secure your bike to a tree, gate, fence, railing, thick pole and others.
- ✅【PORTABLE】The disc brake lock is light and easy to carry, small size so it doesn't take up much space, you can store it in a stand, pocket or bag, small and portable. Equipped with lock holders so you can hang the scooter lock on your car when you travel to prevent dropping and losing it.
- 🛴【WIDE APPLICATIONS】Multifunctional scooter disc brake lock, 5mm diameter disc brake, it's suitable for Xiaomi Mijia M365, Ninebot ES series scooters, and most bicycles, motorcycles, etc.
- Anti-Theft Motorcycle lock: Built-in vibration sensor designed to detect any movement or shock, once triggered, the powerful 110dB alarm will automatically activate. With its loud alarm and the attention it draws, anyone attempting to tamper with your motorcycles or bicycles will think twice before proceeding
- Longer 5.2FT Reminder Cable: Compared to other motorcycle locks on the market, ours comes with a longer 5.2FT reminder cable that offers greater flexibility and convenience for most motorcycles and bicycles. Protect your valuable motorcycles and bicycles with our reliable and user-friendly disc brake lock
- Portable and Easy to Use: Designed with convenience in mind, our motorcycle lock is lightweight and compact, making it effortless to carry wherever you go. An included user manual provides step-by-step instructions for easy installation
- Robust and Usable: The disc brake lock is built to withstand various environmental challenges. It is waterproof, cut-resistant, corrosion-resistant, and can withstand high temperatures, ensuring long-lasting protection for your motorcycles and bicycles
- Wide Applications: Ideal for most motorcycles and bikes. You will receive: disc lock * 1, reminder cable * 1, keys * 2, carrying bag * 1, Allen key * 1, user manual * 1
- Waterproof: With waterproof function, it continues to work in rainy days and never rusts.
- Durable: Made of high quality stainless steel and zinc lock cylinder, durable and not easy to damage.
- Safe: Attached to the disk, it is difficult to remove without the key, excellent anti-theft function.
- Easy to Use: One press to lock easily and quickly. Click the lock button to lock it.
- Two Keys: Two keys are provided and the lock's internal structure is specially multi-layered
- 【Why Recommend a Disc Lock with an Adjustable Switch Alarm】Alarm disc locks typically feature sensitive motion and vibration sensors, ensuring that any movement triggers the alarm and deters potential intruders. However, in certain public places or when in a safe environment, you definitely wouldn't want the alarm to keep sounding or to unnecessarily cause a disturbance.
- 【3-Year Availability 12 Batteries and 3 Keys Followed】- The 12 (2 set) batteries ensure 3-year availability for daily use. Please replace the battery set when low-battery alarm triggered. In addition, with 4 keys in hand, you can spare them in different places and no need to worry when you lost one of them.
- 【Enhanced Theft Protection】 Safeguard your valuable vehicles with Favoto motorcycle disc lock, providing reliable theft prevention both at home and when parked outside. Featuring a powerful 121dB alarm sound, it deters potential thieves effectively. With a convenient one-press operation, locking your bike is effortless, eliminating any chances for thieves to exploit.
- 【Durable & Waterproof】 Constructed with a robust aluminum alloy body and incorporating cutting-edge technology, the Disc Brake Lock offers exceptional durability. The smooth surface enhances its resistance to tampering, while the 1.4mm lock plate and double-sided blade lock core provide additional protection against sawing or prying attempts. Furthermore, its IP67 waterproof rating guarantees reliable performance even in adverse weather conditions.
- 【Wide Compatibility】 The Favoto disc lock alarm is designed to be compatible with a wide range of motorcycles, electric bikes, bicycles, and scooters equipped with disc brakes. It can be securely installed on brake rotors that are up to 7mm (1/5") thick, ensuring versatile usage across various vehicle types.
- Made of hardened steel for top security
- Stapler style disc lock immobilizes vehicle to prevent roll-away or ride-away theft
- Shock and motion sensors linked to a sophisticated microprocessor trigger a 110 dB alarm
- Compact, lightweight and portable. If you don't have room to carry a big U-lock, or a lock and chain, you can still give yourself an edge over bike thieves with this?disc lock
- Self-arming, with no on-off switch, re-set automatically to armed mode within 15 seconds if the attack stops
- Stapler style disc lock with 10mm pin diameter for increased theft protection
- Hardened drop forged steel resists cutting, sawing, freezing and chisel attacks
- Dual reinforced, high security, disc-style cylinder
- 2 stainless steel "I" keys
- Includes pouch with belt clip for easier transport
- Key Safe Program
- Product dimensions: 0.39” (10mm) locking pin diameter. Product weight: 2.00 lbs. (0.91 kgs)
- 3.46” (88mm) maximum distance for disc rotor insertion 0.31” (8mm) maximum disc rotor thickness to insert lock
- 【Bullet lock cylinder】 Buy a car to look at the engine, buy a lock to look at the lock cylinder, the bullet lock cylinder is anti-multifunctional key, anti-tinfoil opening, prying, anti-hook, anti-technical unlocking! The alloy blades are used inside to enhance the anti-drilling performance!
- 【Bullet key】The key and the lock core are mature and stable, the design is precise, and it is difficult to copy. The gap between the lock slot and the blade is 0.05mm, and the spring and blade adopt a bilateral balance method. As long as either side is stressed, it cannot be opened! Effective anti-theft! (2 random keys)
- 【Alloy material】 The lock body is formed in one piece, without any splicing, strengthened firmness, anti-smashing, anti-hydraulic clamp, waterproof, anti-drilling, and no rust! The appearance is exquisite, like the boots of an old cowboy full of stories!
- 【Automatic positioning】Automatic positioning design, no key is needed for locking, no need to press, insert the disc brake lock into the disc brake disc and it will be locked when it encounters the hole, which is convenient and quick!
- 【Scope of use】Bicycles or motorcycles with disc brakes, battery cars, etc.! The disc brake lock hole must be larger than 5.5mm, and the disc brake disc with the disc brake hole less than 19mm from the edge can be used! Product size; bottom length 60mm, width 25mm, height 53mm, top length 35mm! It weighs about 300g and can be used with a reminder rope (length 1.3M)!
- APPLICABILITY: diameter of the lock pin is 6mm, and the depth of the lock groove is 1 4/5 inch (46mm), better use it on bike or motor brake disc hole diameter no less than 6.5 mm, or the narrow width of brake disc less than 46 mm, pls check the size before buying
- ONE HAND OPERATION: to lock the brake disc, just need press down the lock bar, no need to insert the key
- STURDY AND HIGH IMPACTED: CNC machining molded body made of sturdy alloy, and the lock pin has been hardened, V-type body with double ribs anti-sawing and rust resistance
- DOUBLE SECURITY: patient updated bullet lock cylinder with anti-sawing stainless steel inner piece, anti-copy unique keys, come with a remind cable for storage (the cable color may send in random),or you can also tie the bike wheel and lock together with other mount for security
- ONE YEAR WARRANTY: always stand behind our product,for non-artificial quality problem,just contact us we will arrange the full refund or replacement for buyer asap.
- 13MM hardened MAX-PERFORMANCE steel shackle resists bolt cutters and leverage attacks
- INNOVATIVE FLAT-TOP PLATE design is COMPACT in height
- Double Deadbolt Design
- INCLUDES bright orange RMINDER CABLE to prevent riding away while disc lock is engaged
- ART 4-STAR and SOLD SECURE MC GOLD certified
- Protect Your Motorcycle: Mathtoxyz Motorcycle lock keep your motorcycle safe with built-in sensors detecting shocks and movements, and 120dB alarm system that scares off potential loss. Our motorcycle lock is waterproof and can withstand different weather conditions, It's perfect for those who park their motorcycle outside or at an apartment. Necessary motorcycle accessories Added security and peace of mind.
- Rechargeable: Mathtoxyz Alarm disc brake lock can fast charging, approximately 1.5 hours to fully charge. Once fully charged, it can be used on standby for 2-3 months, no need to require frequent battery replacement. The universal Type-C charging port is compatible with mobile phone chargers, power banks, and more for quick charging, making it easy for you to maintain it for a long time.
- Easy to use: press the Alarm disc lock button to start the locking operation, and 5 seconds later there will be a "beep" to indicate the alarm is activated correctly. To shut off the alarm you will either have to use the key to unlock it or wait 30 seconds to use the key to unlock the alarm. Our engineers have implanted some special algorithms into the alarm device to solve the error of most other locks Abnormally alarms sounding.
- Fits Most Motorcycles and Bikes: Mathtoxyz Disc brake lock is suitable for most motorcycles and bikes with disc brakes, where the rotor is less than 7mm(1/4") thick with holes. Whether you have a motorcycle, moped, scooter, mountain bike, or e-bike, our lock will keep it safe.
- Package Contents: 1 x Alarm Disk Lock, 2 x Keys, 1 x Hex Key, 1 x 1.5m Reminder Cable, 1 x Motorcycle Lock Bag.
- 【High Quality Anti-theft Lock】Crumjfee motorcycle lock cylinder is bullet design. The bullet lock cylinder is wear-resistant and prevents violent tools from unlocking. It improves the efficiency and safety of use.
- 【Unique Key】Motorcycle anti theft locks bullet key and bullet lock cylinder match with high stability. The key design is precise and hard to copy. In addition, each motorcycle disc brake lock is 3 keys.
- 【Material】The disc brake lock and key are both made of zinc alloy material, molded in one piece. This heavy duty motorcycle disc brake lock is waterproof, anti-prying, anti-drilling, sturdy and safe.
- 【Tips】Confirm the size of disc brake pads. Disc brake lock holes are larger than 0.20in/5mm and disc brake holes spacing are less than 0.74in/19mm.The motorcycle wheel lock includes a 5FT/1.5M reminder rope to remind you to unlock before starting, double protection.
- 【Widely Used】The motorcycle wheel lock is suitable for most vehicles. Vehicle braking system adopts disc brake pads braking, all can choose this lock. Such as motorcycle, dirt bike, ebike, moped scooter and so on.
- (NEW Alarm Control Disc Lock 2 Mode Alarm System )When motorcycle lock and alarm settled, under this mode,up to 110 db alarm will automatically activate upon sensing any vibration or shock
- (Crash-resistant Disc Lock) This disc brake lock is constructed with forged stainless steel and easy to lock with one-press operation,just push down the button with a“Beep”sound into alarm status
- Under another mode,When you don't want the alarm goes off under locked, new alarm control system meets your needs for different situation use, such as at the night,in your home or garden
- (Double Assurance Disc Lock for Vehicle) It comes with two keys, it is ideal for motorcycles, bicycles, scooters and any vehicle where there are holes or spokes on a wheel.With waterproof function,keep working in rainy days and never get rusty
- (Sustainable Two Set Batteries and Portable Lock) 6 internal batteries and 6 back up for longer use. An Allen wrench to disassemble the lock and carry pouch for storage included.3 pcs security keys for every different lock with well-packed box
- (Wide Application Range Disc Brake Lock) YOHOOLYO disc brake lock fits for various vehicles with up to 6 mm disc brakes: motorcycles, electromobile, bicycle, motorbike,scooters etc
- 【Strong Protection】Our chain lock is made of durable 3T manganese steel. 12mm high strength hexagonal link chain is thick enough to withstand 8KN tension and 17KN shear force. Anti-theft lock cylinder design and rotating switch, prevent technical issues, rain, dust, and other intrusions.
- 【Anti-theft Upgrade】Strong locking, Alloy steel, Hardened steel and have double bow hitch in the body of the anti-theft. Resistant to cutting, breaking, sawing and shearing. The chain lock is a perfect solution for protecting your bicycle and motorcycle, ATV or other valuables against theft.U lock innovative design, silver part can be rotated to block and protect the keyhole action, prevent keyhole rusty and dust access.To cut the 16mm rough AKM U lock, cutting at least 150 S above.
- 【Durable】Non-toxic PVC material and reinforced rust alloy steel chain, in line with EU environmental standards. Nylon sleeve cover provides additional protection and helps prevent making scratches on your bike/motorbikes.One of the safest security locks on the market.
- 【End Iron Ring+Wide Use】56mm inner diameter iron circular ring, extend the range of use. Perfect for everyone and applicable to motorcycles, electric cars,electric bikes,cars, tricycles, doors, grills, ladders. Ideal for bicycle lock, motorcycle lock, combination lock, cable lock, chain lock, skateboards, sports equipment etc.
- 【Specification】1200mmx44mmx12mm (with 25 chains,durable steel and sturdy ABS material ensure the safety of your motorbike).According to the research ,the length of 1.2m is the most suitable length for people's daily use.New upgrade silver chain, non - toxic, more environmentally friendly materials.
How to choose a good disc lock for bike
Does the idea of finding a fantastic disc lock for bike make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in disc lock for bike. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top disc lock for bike products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top disc lock for bike on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top disc lock for bike brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top disc lock for bike based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the disc lock for bike were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good disc lock for bike, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your disc lock for bike.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting disc lock for bike for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our disc lock for bike. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what disc lock for bike should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on disc lock for bike.
