Locks/Security

A set of three blocks secures almost any U-lock to almost any stem and handlebar. The mounting position is balanced and stable.

Install or replace all lock cylinders on your Thule products and use the same key for all. - Set of 2 locks, all using the same key - Including grip-friendly Thule Comfort key - Replace the locks in your Thule product in a few easy steps

Fear no bike commute with OnGuard's saddle and accessory tether. A sturdy steel cable with permanently fastened loops at either end provides a high degree of security for your bike. 5mm thick, flexible steel cable is tough as nails, and a vinyl coating protects your bike's paint from scratches.

Onguard's Akita cable lock provides years of reliable protection. This lock comes in several different cable widths, offering various levels of security. All are easy to use and super tough. Plus, they all boast OnGuard's reliable and safe X2 double-bolt locking mechanism and come with five laser-cut keys, including OnGuard's Microlight key with a built-in light.

With OnGuard's Doberman Combo lock, all you need is your bike, the lock, and a number you can remember. This combination lock uses four numbers and can be reset any time. It's made from a strong steel cable covered with tough vinyl to protect both itself and your bike. The Doberman Combo is also self-coiling for easy transport.

Kryptonite's Evolution Series 4 1055 Mini Integrated Chain is a 10mm-thick, six-sided link chain made of triple-heat-treated, boron-manganese steel for maximum strength. At 21.5 inches long, the Evolution gives your bike security in a pint-size package. The links are covered with a weather-resistant nylon sleeve that protects your bike's finish, and it uses an integrated high-security cylinder that is pick, drill, and cut resistant. Three keys are included, including one that has a high-intensity LED bulb for convenient, easy unlocking in the dark. This chain has an anti-theft protection offer.

Kryptonite's Evolution Series 4 1090 Integrated Chain is a 10mm-thick, six-sided link chain made of triple-heat-treated manganese steel for maximum strength. At 35.5-inches long, the Evolution gives you biking security in an easy-to-carry package. The links are covered with a weather-resistant nylon sleeve that protects your bike's finish, and it uses an integrated high-security cylinder that is pick, drill, and cut resistant. Three keys are included, including one that has a high-intensity LED bulb for convenient, easy unlocking in the dark. This chain has an anti-theft protection offer.

- Gravity locking system that secures to your front wheel - Easy installation - only requires a 15mm wrench (No keys) - WheelNutz provide internal "lock-out" function and can only be removed by turning the bike upside down 180 degrees - Use in tandem with Messenger Mini to create a complete locking solution for your bike - Weather protective coating keeps WheelNutz from corroding - Product weight: .17 lbs (.77kgs) - Only 81 grams per set - M9 thread

- 3mm hardened steel links for moderate security lockups - Includes easy to install transport bracket for hassle free transportation - Easy to use dials with highly visible digits that provide a high level of ergonomics - Compact and easy transport - Product dimensions: Length 85cm - Product weight: 2.18 lbs

- 12mm hardened performance steel shackle - New hardened double deadbolt design with anti-rotation to resist against twist attacks - Disc style cylinder with center keyway - Includes side-mount snap-in bracket - Includes 4' flex cable for securing front wheel or other accessories - Includes 2 stainless steel keys with an ergonomic design to reduce torque and keep them from bending or breaking - Key Safe Program - Product dimensions: 4” x 8” (10.2cm x 20.3cm) - Product weight: 2.40 lbs (1.09 kgs)

- Easy-Click Locking - Ergonomic dials for ease of use - New easy to use reset design - Included bracket to easily carry on a bike (-03, -06)

- 15mm, flexible BRAIDED STEEL CABLE provides increased cut resistance - Integrated, 4-digit RESETTABLE COMBINATION lock with indexed number dials for error-free combination setting - NEW easy to use reset design - EASY-CLICK locking - Protective vinyl cover - Combo Safe Program

- Easy-Click Locking - Ergonomic dials for ease of use - New easy to use reset design - Included bracket to easily carry on a bike

Kryptonite KryptoLok combination U-Lock provides 6 out of 10 protection on Kryptonite's security rating scale. A 4-digit, resettable combination allows the protection of a U-Lock with the convenience of not having to carry keys. Included FlexFrame bracket carrys the lock securely during transport. - Double deadbolt provides strength - 12.7mm shackle - Durable easy to use dials - Includes Flexframe bracket - Rotating cover protects from dust and debris - Easy to use 4-digit resettable mechanism - protective vinyl coating - Combo Safe Program

Kryptonite's KryptoLok Series 2 995 Integrated Chain is a 9mm-thick, four-sided link chain made of triple-heat-treated manganese steel for serious strength. Its integrated high-security lock cylinder is pick, drill, and cut resistant. This 37.5-inch chain is covered with a weather-resistant nylon sleeve that protects your bike's finish. Plus, the KryptoLok Series 2 has an anti-theft protection offer.

The KryptoFlex 525 Seatsaver Cable is a 2.5-foot cable ideal for securing your bike's seat and seatpost. It's 5mm braided steel cable provides increased cut resistance and the vinyl coating protects bikes and equipment from scratches. The KryptoFlex 525 cable is 3/16-inch x 2.5-feet.

- New hardened deadbolt anti-rotation design - Includes 2 stainless steel keys with an ergonomic design to reduce the amount of torque, and keep them from bending or breaking - Includes side mount, snap-in bracket - Disc-style cylinder with center keyway - Key Safe Program - Product dimensions: 3.25” x 6” (8.3cm x 15.2cm) - Product weight: 1.65 lbs

- New hardened deadbolt anti-rotation design - Includes 2 stainless steel keys with an ergonomic design to reduce the amount of torque, and keep them from bending or breaking - Includes side mount, snap-in bracket - Disc-style cylinder with center keyway - Key Safe Program - Product dimensions: 4” x 8” (10.2cm x 20.3cm) - Product weight: 2.05 lbs

Constantly improving. Kryptonite's New-U generation of U-Locks features a patent-pending double deadbolt design, anti-rotation capability, sliding dust covers, and an updated, modern design. The KryptoLok has a security rating of 6/10 making it a great choice for quick urban stops or longer suburban stops. Specifications & Features: - 6/10 security rating - 12.7mm hardened PERFORMANCE STEEL SHACKLE - Patent-pending HARDENED DOUBLE DEADBOLT DESIGN gives additional protection against twist attacks - HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant - Includes 2 STAINLESS STEEL KEYS, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking - NEW DUST COVER - Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport - Protective vinyl coating - 2 stainless steel keys - Key Safe Program - Product dimensions: 5” x 9” (12.7cm x 22.9cm) - Product weight: 3.2 lbs (1.45 kgs)

Constantly improving. Kryptonite's New-U generation of U-Locks features a patent-pending double deadbolt design, anti-rotation capability, sliding dust covers, and an updated, modern design. The KryptoLok has a security rating of 6/10 making it a great choice for quick urban stops or longer suburban stops. Specifications & Features: - 6/10 security rating - 12.7mm hardened PERFORMANCE STEEL SHACKLE - Patent-pending HARDENED DOUBLE DEADBOLT DESIGN gives additional protection against twist attacks - HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant - Includes 2 STAINLESS STEEL KEYS, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking - Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport - Protective vinyl coating - Key Safe Program - Product dimensions: 3.25” x 7” (8.2cm x 17.8cm) - Product weight: 2.5 lbs (1.13 kgs)

Constantly improving. Kryptonite's New-U generation of U-Locks features a patent-pending double deadbolt design, anti-rotation capability, sliding dust covers, and an updated, modern design. The KryptoLok has a security rating of 6/10 making it a great choice for quick urban stops or longer suburban stops. Specifications & Features: - 12.7mm hardened PERFORMANCE STEEL SHACKLE - New Patent-pending HARDENED DOUBLE DEADBOLT DESIGN gives additional protection against twist attacks - HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant - Includes 2 STAINLESS STEEL KEYS, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking - Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport - Protective vinyl coating - Key Safe Program - Product dimensions: 4” x 9” (10.2cm x 22.9cm) - Product weight: 2.9 lbs (1.32 kgs)

Constantly improving. Kryptonite's New-U generation of U-Locks features a patent-pending double deadbolt design, anti-rotation capability, sliding dust covers, and an updated, modern design. The KryptoLok has a security rating of 6/10 making it a great choice for quick urban stops or longer suburban stops. Specifications & Features: - 6/10 security rating - 12.7mm hardened PERFORMANCE STEEL SHACKLE - Patent-pending HARDENED DOUBLE DEADBOLT DESIGN gives additional protection against twist attacks - HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant - Includes 2 STAINLESS STEEL KEYS, with ergonomic design to reduce the amount of torque, and keep them from bending or breaking - Includes 4’ KRYPTOFLEX DOUBLE LOOPED CABLE for securing front wheel or accessories - Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport - Protective vinyl coating - Key Safe Program - Product dimensions: 4” x 9” (10.2cm x 22.9cm) - Product weight: 3.65 lbs (1.66 kgs)

The New U, the U-Lock redesign from Kryptonite, features expanded double-deadbolt security, anti-rotation capability, and a fresh new design, all making life quite a bit harder for the bike thieves of the world. The New York Lock Standard is the perfect choice for bike security in major metropolitan areas and college campuses. Specifications and Features: - Security rating: 9/10 - 16mm hardened MAX-PERFORMANCE STEEL SHACKLE - Patent-pending HARDENED DOUBLE DEADBOLT design gives additional protection against twist and cut attacks - HIGHEST SECURITY DISC-STYLE CYLINDER is pick and drill resistant - Sliding dustcover to PROTECT FROM DIRT AND DEBRIS - 3 STAINLESS STEEL KEYS - including new design and one LED REPLACEABLE KEY FOB - Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport - Key Safe Program - Protective vinyl coating - Product dimensions: 4" x 8" (10.2cm x 20.3cm) - Product weight: 4.45 lbs (2.02 kgs)

Kryptonite's Transit FlexFrame U-Bracket makes it easy to carry your U-lock on your bike so it's always handy. This simple mount fits on frame tubes from 25 to 80mm in diameter and it accepts most 13 and 16mm-diameter round-shackle U-locks. Plus, the clamp rotates so you can perfectly align the lock with your bike to keep it tucked out of the way.

A minimalist lock for quick stops, Giant's SureLock Flex Combo Air lock is easy to take along for the ride. The lightweight, self-coiling 2.2mm-thick steel cable is compact enough to fit in your jersey pocket or seat bag. Its tough vinyl coating ensures your bike won't get scratches. And, the three-digit, reset-able combo lock is integrated into the cable lock.

Giant's SureLock Flex Combo Coil Cable Lock is an extra-flexible, 185mm-long coiled-steel cable that boasts a built-in, easy-to-use, set-your-own-combination lock. 4 flourescent digits allow 10,000 possible combinations. The cable is vinyl coated to protect the finish of your bike and there's a carrying bracket (not shown) that ensures the lock will always be at the ready.

Use Giant's SureLock Flex-Key Cable Lock alone in safe areas and as a back-up to a U-lock in higher risk neighborhoods. It features a heavy-duty, extra-flexible 185cm cable with an integrated lock that is pick and drill resistant. The tough vinyl cover protects your bike against scratches, plus you get 1 LED light, laser-cut key for nighttime use and 4 regular laser-cut keys.

Protect your bike with Giant's SureLock Protector LS U-Lock. It boasts a heat-treated, hardened-steel shackle that's a half-inch thick, as well as a pick and drill-resistant keyed lock. It's 11.5 inches long, so you have room to add a wheel or your helmet. This tough lock includes five laser-cut keys, one of which features a powerful LED light. The shackle is vinyl coated so it won't scratch your bike and it comes with a handy carrying bracket that fits almost any bike tube so you'll never have to leave your lock behind.

Protect your bike with Giant's SureLock Protector Std 1 U-Lock. It boasts a heat-treated, hardened-steel shackle that's a half-inch thick and 9 inches long, as well as a pick and drill-resistant keyed lock. This tough lock includes five laser-cut keys, one of which includes an LED light. Plus, it's vinyl coated so it won't scratch your bike and it comes with a handy carrying bracket that fits almost any bike tube so you'll never have to leave your lock behind.

Protect your bike with Giant's SureLock Protector 2 STD U-Lock. It boasts a heat-treated, hardened-steel shackle that's a half-inch thick, as well as a pick and drill-resistant keyed lock. This tough lock includes five laser cut keys for convenience. The lock is vinyl coated so it won't scratch your bike and it comes with a handy carrying bracket that fits almost any bike tube so you'll never have to leave your lock behind.