Best Ottolock in 2026

More Convenient U-LOCK - From the makers of OTTOLOCK, the SIDEKICK brings innovation to the traditional U-Lock with a compact, lightweight design that effectively deters opportunity theft without weighing you down. Simple to use and to carry, the portable SIDEKICK easily fits in many backpacks, bags, or pockets.

Lightweight Bike Lock - At only 750 grams (1.65 lbs), the SIDEKICK allows you to lock a single tube to a post or pole at a fraction of the weight of a traditional U-Lock. The opening measures 2.75” x 5.75” (7cm x 14.5cm). Each lock comes with 3 keys

Protect Your Frame - The body of the SIDEKICK is coated in high quality silicone that won’t scratch or damage your bike frame. Made with double-shackle 12mm hardened steel and an antirotation deadbolt for security and durability.

More Convenient U-LOCK - From the makers of OTTOLOCK, the SIDEKICK brings innovation to the traditional U-Lock with a compact, lightweight design that effectively deters opportunity theft without weighing you down. Simple to use and to carry, the portable SIDEKICK easily fits in many backpacks, bags, or pockets.

Lightweight Bike Lock - At only 750 grams (1.65 lbs), the SIDEKICK allows you to lock a single tube to a post or pole at a fraction of the weight of a traditional U-Lock. The opening measures 2.75” x 5.75” (7cm x 14.5cm). Each lock comes with 3 keys

Protect Your Frame - The body of the SIDEKICK is coated in high quality silicone that won’t scratch or damage your bike frame. Made with double-shackle 12mm hardened steel and an antirotation deadbolt for security and durability.

More Convenient U-LOCK - From the makers of OTTOLOCK, the SIDEKICK brings innovation to the traditional U-Lock with a compact, lightweight design that effectively deters opportunity theft without weighing you down. Simple to use and to carry, the portable SIDEKICK easily fits in many backpacks, bags, or pockets.

Lightweight Bike Lock - At only 750 grams (1.65 lbs), the SIDEKICK allows you to lock a single tube to a post or pole at a fraction of the weight of a traditional U-Lock. The opening measures 2.75” x 5.75” (7cm x 14.5cm). Each lock comes with 3 keys

Protect Your Frame - The body of the SIDEKICK is coated in high quality silicone that won’t scratch or damage your bike frame. Made with double-shackle 12mm hardened steel and an antirotation deadbolt for security and durability.

Ideal for Quick Stops - The lightweight, compact OTTOLOCK is an innovative theft deterrent device designed for short stops on any bike or e-scooter ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down

Ultralight and Portable - Proudly made in the USA, the 30” Original OTTOLOCK weighs only 175 grams (0.38 lbs); much lighter than a U-Lock. It coils down to just 3.5” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

Clever, Patented Design - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

Ideal for Quick Stops - The lightweight, compact OTTOLOCK is an innovative theft deterrent device designed for short stops on any bike or e-scooter ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down

Ultralight and Portable - Proudly made in the USA, the 18” Original OTTOLOCK weighs only 145 grams (0.3 lbs); much lighter than a U-Lock. It coils down to just 3” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

Clever, Patented Design - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination

Ideal for Quick Stops - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

Ultralight and Portable - Proudly made in the USA, the 60” Original OTTOLOCK weighs only 260 grams (0.6 lbs); much lighter than a U-Lock. It coils down to just 4” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

Clever, Patented Design - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

Ideal for Quick Stops - The lightweight, compact OTTOLOCK is an innovative theft deterrent device designed for short stops on any bike or e-scooter ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down

Ultralight and Portable - Proudly made in the USA, the 18” Original OTTOLOCK weighs only 145 grams (0.3 lbs); much lighter than a U-Lock. It coils down to just 3” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

Clever, Patented Design - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination

Ideal for Quick Stops - The tough, compact HEXBAND is an innovative theft deterrent device designed for short stops on any ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down.

Lightweight and Portable -The 60” HEXBAND weighs only 375 grams (0.8 lbs); much lighter than a U-Lock. It coils down to just 4” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

Reinforced, Patented Design - The HEXBAND lock is made with twice as much steel as the Original. Six layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

OTTOLOCK PRO MOUNT - The Pro Mount is a rugged on-bike carry option for OTTOLOCK cinch locks. Perfect for big adventure gravel rides or simply cruising around town.

COMPACT - Measuring just 55mm in length, the Pro Mount takes up little space on your seat post or bike frame, leaving plenty of room for rear lights, saddle bags, and other frame accessories.

SIMPLE TO USE - Made from durable silicone, easily remove and attach the Pro Mount with its reversible straps.

IDEAL FOR QUICK STOPS - The tough, compact HEXBAND is an innovative theft deterrent device designed for short stops on any ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down.

LIGHTWEIGHT & PORTABLE - The 30” HEXBAND weighs only 250 grams (0.55 lbs); much lighter than a U-Lock. It coils down to just 3.5” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

REINFORCED, PATENTED DESIGN - The HEXBAND lock is made with twice as much steel as the Original. Six layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

Ideal for Quick Stops - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

Slim & Lightweight - Weighs just 0.175 lbs (80g); OTTOLOCK Essentials Bike Frame Bag is super lightweight if saving grams is important; Compact and narrow, the bag is 1.5” wide, so your knees will not hit the bag.

Extremely Durable & Water Resistant – The Essentials Bike Frame Bag is made of strong, premium Cordura and 210d Nylon that resists scuffs and tears and keeps contents dry; Hand-sewn and Made in the USA.

IDEAL FOR QUICK STOPS - The tough, compact HEXBAND is an innovative theft deterrent device designed for short stops on any ride. Whether you’re running an errand, meeting a friend for lunch, or browsing the farmer’s market, this convenient cinch lock has you covered without weighing you down.

LIGHTWEIGHT & PORTABLE - The 30” HEXBAND weighs only 250 grams (0.55 lbs); much lighter than a U-Lock. It coils down to just 3.5” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

REINFORCED, PATENTED DESIGN - The HEXBAND lock is made with twice as much steel as the Original. Six layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

IDEAL FOR QUICK STOPS - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

ULTRALIGHT & PORTABLE - Proudly made in the USA, the 30” Original OTTOLOCK weighs only 175 grams (0.4 lbs); much lighter than a U-Lock. It coils down to just 3.5” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

CLEVER, PATENTED DESIGN - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

IDEAL FOR QUICK STOPS - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

ULTRALIGHT & PORTABLE - Proudly made in the USA, the 18” Original OTTOLOCK weighs only 145 grams (0.3 lbs); much lighter than a U-Lock. It coils down to just 3” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

CLEVER, PATENTED DESIGN - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

IDEAL FOR QUICK STOPS - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

ULTRALIGHT & PORTABLE - Proudly made in the USA, the 30” Original OTTOLOCK weighs only 175 grams (0.4 lbs); much lighter than a U-Lock. It coils down to just 3.5” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

CLEVER, PATENTED DESIGN - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

IDEAL FOR QUICK STOPS - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

CLEVER, PATENTED DESIGN - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

EXTREMELY VERSATILE - The 30” Original OTTOLOCK is the perfect length to lock your frame and wheel to a small post or pole, or two bikes together. In addition to bikes, use it to secure your equipment at the ski resort, for additional peace of mind while transporting gear, or even to childproof a cabinet.

IDEAL FOR QUICK STOPS - The lightweight, compact OTTOLOCK is an innovative theft deterrent lock designed for short stops on any ride. Whether you’re grabbing a cup of coffee, taking a restroom break, or stopping for snacks, this convenient cinch lock has you covered without weighing you down.

ULTRALIGHT & PORTABLE - Proudly made in the USA, the 18” Original OTTOLOCK weighs only 145 grams (0.3 lbs); much lighter than a U-Lock. It coils down to just 3” in diameter when not in use and can easily be carried in a pocket, saddle bag, or backpack, or on your bike’s frame.

CLEVER, PATENTED DESIGN - The Original OTTOLOCK is made with three layers of stainless steel wrapped in an ultra tough Kevlar jacket that resists the cutting and sawing of many tools commonly used in opportunity theft. The band is coated in anti-scratch Santoprene plastic, which has rubber-like characteristics, to protect your bike frame and designed with a resettable 3-dial combination.

3mm Hardened Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Interior Locking Dimensions: 3.25" x 7" Cable Length: 4'

Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them

✔️HIGH-SECURITY & WEATHERPROOF CERTIFIED BY SOLD SECURE – This U-lock has been independently tested and certified by UK Sold Secure |Test Bicycle Category:SS104:2020|Certificate:2090, a leading testing and certification organization for security products. The 14mm hardened steel construction provides a strong and durable barrier against theft and harsh weather conditions.

️ ✔️ EASY AND STRONG TO LOCK YOUR BIKE – The bike lock with thickness(including rubber casing):14mm,9.84 in (250mm) x 5.51 in (140mm) U shack to lock and go! Locking your bike and your wheels with 10mm x 180cm cable, fast and easy with our quick, no-hassle system. Great bike safety tool

✔️ AMAZING CONVENIENCE AND SECURITY – 2 keys for convenience! The bike U-lock comes with 2 keys. One of them you can take and use in daily life and the other you can leave at home in case the trouble when you lose one carelessly

14mm hardened MAX-Performance steel shackle resists both cutters and leverage attacks

Double deadbolt locking mechanism has extensive holding power

High security, disc-style cylinder with reinforced anti-drill, anti-pull protection system

Outdoor bike cable lock with combination is best used as a bicycle lock and to secure other outdoor equipment.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Cable bike lock features a preset, four-digit combination lock; Provides a basic security level that is best used as a theft deterent

Bike lock is made with braided steel for flexibility, and includes a protective vinyl coating that helps prevent scratching

New patent-pending pin-less link design secures chain to hardened deadbolt, offers no "weak" link in the chain due to the extensive holding power of the link itself against attacks

10mm six-sided chain links made of 3t manganese steel

High security disc-style cylinder is pick and drill resistant

16mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Interior Locking Dimensions; 4" x 10. 25"

Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.

16mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Interior Locking Dimensions; 4" x 8"

Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.

13 mm square parabolic shackle

double bolting shackle in the lock body

2 keys supplied

SILVER RATED BIKE LOCK - Security Protective Bike Chain Lock. Strong Antitheft Guard System Bike Lock Chain for City Outdoor & Urban Cycling. Lock for Bike with Automotive Like Safe Keys Protector

3 YEAR WARRANTY BIKE LOCKS ANTI THEFT - Hardened Steel Bike Locks with Key. Solid Tough Hard Chain Lock Safety Gear. Smart Bike Lock for Urban Mountain City & E-Bikes

PATENTED MAGNETIC CLOSURE - Smart Bicycle Locks with Magnetic Function for Easy Locking. Waterproof Weatherproof No Corrosion Bike Chain Locks for Outside. 7MM Metal Links Bicycle Lock Chain for Outdoor & Indoor

17/18 APPROVED ULTIMATE SOLD SECURE GOLD - Maximum Security Protective Bike Chain Lock. Super Strong Antitheft Guard System Bike Lock Chain for City Outdoor & Urban Cycling. Automotive Like Safe Keys

3 YEAR WARRANTY BIKE LOCKS HEAVY DUTY ANTI THEFT - Hardened Steel Anti Cut Bike Locks with Key for Bolt Cutter Drill & Saw Attacks. Solid Hard Master Bike Chain Locks Safety Gear for Motorcycles E-Bikes & Scooters

PATENTED MAGNETIC CLOSURE - Smart Design Bicycle Locks with Magnetic Close Function for Easy Locking. Waterproof Weatherproof No Corrosion 10MM Metal Links Bicycle Lock Chain for Outside & Indoor Use

14mm six-sided chain links made of 3t HARDENED MANGANESE STEEL for ultimate strength

Durable, protective nylon cover with hook-n-loop fasteners to hold in place

Includes maximum security New York Disc Lock with 15mm MAX-PERFORMANCE STEEL SHACKLE

Secure & Portable: The key can only be pulled out when locked, which prevents the key from being lost. Titanker bike lock comes with 2 keys. You can take one of the keys to use in daily life, and you can leave another key at home in case you accidentally lose one

Heavy Duty & High Quality: With 8mm thicker security heavy-duty chain links, our bike lock is made of heavy-duty steel known for its cut-resistance. Lubricate the bike chain lock hole and keyhole regularly, this will prolong the lock's service time

Protective Cloth Sleeve & Dust Cover: Chain is enclosed in protective cloth sleeve, which effectively protects the bike lock chain from rusting and scratching

STURDY & DURABLE: Don’t risk your bike getting stolen! You’re in good hands with the Sportneer Bike Ulock which is cut-resistant, leverage-resistant and drill-resistant, made with 0.56in, high quality alloy steel. Covered in a 0.10in silicone cover, the heavy duty anti theft bicycle key lock will stay protected from wear and tear, while also protecting your bike from scratches.

ADDITIONAL 5 FT CABLE: Also included is a 5ft double-looped steel cable 0.43in thick (including PVC covering). You can use the cable to lock the frame, your helmet, the wheels, or other bikes. Secure your bike to bike racks, fences, poles and more!

PORTABLE U LOCK: This Scooter U-lock is heavy enough to keep your bike safe but light enough to carry around with ease. It measures 7.68in*4.9in and can be affixed to your bike with the mounting bracket, great for all circular tripods with a diameter of less than 30mm. Toss it in your backpack or attach it to your frame for easy access!