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.

OnGuard's Bulldog Medium is always ready for a ride. This U-lock is as strong as larger locks, yet more compact. The 13mm-thick hardened steel and OnGuard's stout X2 double-bolt lock resist cutting, picking, pulling, bumping, and drilling. And you can carry it on your bike with the included bracket, or easily stow it in a pack or even your pocket. This mighty lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Bulldog Mini is always ready for a ride. This small U-lock is as strong as larger locks, yet much more compact. The 13mm-thick hardened steel and OnGuard's stout X2 double-bolt lock resist cutting, picking, pulling, bumping, and drilling. And you can carry it on your bike with the included bracket, or easily stow it in a pack, or even your pocket. This mighty mini also comes with five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Bulldog STD LM boasts an 11mm-thick, hardened-steel shackle and OnGuard's stout X2 double-bolt lock that resists drilling, picking, bumping, and pulling for serious protection. And thanks to the included mounting bracket, you can bring the Bulldog along for every ride. This great U-lock also comes with five keys, including OnGuard's Microlight key which has a built-in light. - Dimensions: 4.5 x 9 inches - All OnGuard locks feature integrated covers for protection from moisture and dirt. - OnGuard locks feature plastic, rubber or vinyl at all contact points to protect your bike's finish.

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.

OnGuard's Doberman is a strong self-coiling steel cable secured with OnGuard's stout X2 double-bolt lock which resists picking, drilling, and cutting. The cable has a tough vinyl cover which protects your bike. For convenience, the Doberman comes with a mounting bracket so you can carry the lock on your bike. And you get five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Doberman is a strong self-coiling steel cable secured with OnGuard's stout X2 double-bolt lock, which resists picking, drilling, and cutting. The cable has a tough vinyl cover which protects your bike. For convenience, the Doberman comes with a mounting bracket so you can carry the lock on your bike. And you get five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's PitBull DT is a sturdy U-lock/cable combination that protects your bicycle with 1/2-inch hardened steel, OnGuard's X4 quattro-bolt lock, and a 3/8-inch-diameter cable. This cable is 4-feet long so that you can lock up your wheels, or another bike, with ease. And thanks to the included mounting bracket the PitBull DT will be along for every ride. This lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.

- 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

- 12.7mm hardened high-grade performance alloy steel shackle resists hand tools - New hardened double deadbolt engages both shackle-ends increasing holding power - Patented new "pass-thru" crossbar design includes anti-rotation features providing advanced protection against twist and single cut attacks - Includes FlexFrame-U bracket providing convenient multi-location u-lock transport - Includes 2 stainless steel keys with an ergonomic design to reduce torque and keep them from bending or breaking - New sliding dustcover - Reinforced hardened crossbar design provides more protection for the lock internals - Key Safe Program - Product dimensions: 3.25” x 7” (8.2cm x 17.8cm) - Product weight: 2.5 lbs (1.13 kgs)

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.

The KryptoFlex 815 Combo Cable is an 8mm braided steel cable to be used in low-crime areas or as a secondary security measure. The integrated, four-digit resettable combination lock has indexed number dials to provide error-free combination setting. The KryptoFlex 815 Combo Cable is 5/16-inch x 5-feet.

A larger version of the Bikeblock with an extended strap, the Mega Block is the best holder for large U-locks, the pump bracket of choice for fat tube bikes, and the ideal fastener for large accessories.

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

• Four-digit combination • 4mm cable • Length: 3'6"

• Resettable four-digit combination • 4mm chain with protective sleeve • Length: 3'7"

• 8mm x 6ft • Vinyl coated (Water resistant) • Double ended • Heavy duty security cable

- 6mm chain lock housed in a scratch- and pinch-resistant sleeve with reflective striping - Heavy-duty lock head with 2 keys - Hardened heat treated links - Length: 35"

- Resettable combination locking mechanism - Heavy duty self coiling cable - Vinyl coated to protect surfaces - Quick release mounting bracket - Length: 6 feet

- Middleweight cable lock with scratch-free outer casing - Includes bracket with quick release for ease of transport - Resettable combination - Length: 6'/183cm

- Heavy duty cable lock with a scratch-free outer housing - 6 feet in length, enough to secure wheel and frame - Includes two keys - Bracket: Included

- Multi-purpose looped ends - Extra flexible steel cable - Self coiling - Vinyl coated to protect surfaces - Length: 6 feet

- 6mm heat treated chain links - Resettable Combination - Double bolt locking mechanism - Protective casing protects the chain from the elements and your bike from the chain - High visibility easy read digits

- High security locking mechanism - Heavy duty self coiling cable - Pick, pull, and drill resistant cylinder with dust cover - Quick release mounting bracket - Vinyl coated to protect surfaces - Includes 2 laser cut keys

- Hardened heat treated links - Integrated heavy duty flat tumbler lock - Weather resistant casing - Includes 2 keys - Length: 2.5 feet

- Multi-purpose looped ends - Extra flexible steel cable - Straight non-coiling - Vinyl coated to protect surfaces - Diameter: 10mm

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 5x9"

- Single bolt locking mechanism - 13mm hardened steel shackle - Multi position mounting bracket included - User resettable combination - Length: 4x9"

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 4.5x11.5"

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Mounting bracket included - 2 laser cut keys - Length: 3.5x7"

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Mounting bracket included - 2 laser cut keys - Length: 3.5x7"

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Mounting bracket included - 2 laser cut keys - Length: 3.5x5.5"

- Double bolt locking mechanism - Hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 4.5x9"

• Heavy duty cable w/ tough coating • Integrated key lock • Bracket included • Length: 6 feet

• 8mm x 6ft • Coated cable • Heavy duty laminated key lock

- 40mm - Hardened shackle - Flat tumbler lock mechanism w/ 2 keys - Type: Key

• L.E.D. light for low light reading situations • Heavy duty zinc alloy lock body • Weatherproof protective coating • Integrated heavy duty 4-digit resettable combination lock

- Multi-purpose lightweight cable lock - Resettable combination locking mechanism - Raised dials for easy use - Vinyl coated to protect surfaces

- Single bolt high security mechanism - 12mm hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 5x9"

- Single bolt high security mechanism - 12mm hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 5x9"

- Single bolt high security mechanism - 12mm hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 4.5x11.5"

- Single bolt high security mechanism - 12mm hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 4.5x7.85"

- Single bolt high security mechanism - 12mm hardened steel shackle - Pick, pull, and drill resistant cylinder - Quick release mounting bracket - Length: 4.5x7.85"

- Self-coiling cable - Pick Pull and Drill resistant cylinder - Vinyl coated to protect surfaces - 2 laser cut keys - Length: 5 feet

- 4mm steel chain links - Integrated flat tumbler lock with 2 keys - Weather-resistant casing - Diameter: 4mm - Length: 2.4'/73.15cm - Type: Key

- Heavy-duty cable w/ tough coating - Resettable combination - Quick-release bracket included

• Heavy duty cable with Soft durable integrated cover • Non-marring coating won`t scratch frames • Integrated KEY lock • Length: 3 feet • Cable: 10mm

Trust your bike with Sunlite's Standard U-Lock. Its hardened shackle is super strong. Three keys and a carrying bracket are included, and the soft coating won't scratch your frame.

• Hardened shackle • Weatherproof nylon coating • Flat tumbler lock w/ 3 keys • Bracket included • 4" x 11"

• Hardened shackle • Weatherproof nylon coating • Flat tumbler lock w/ 3 keys • Bracket included • U-lock: 4 x 7.75-inches • Cable: 10mm x 4 feet

• Hardened shackle • Weatherproof nylon coating • Flat tumbler lock w/ 3 keys • Bracket included • 4" x 7.75"

• Hardened shackle • Weatherproof nylon coating • Flat tumbler lock w/ 3 keys • Bracket included

Lock up more than just the frame, use Sunlite's Straight Cable to lock up your wheels, too. Large loops on both ends make it easily compatible with most locks. Weatherproof protective coating on the cable ensures it will stay strong for years.

The Sunlite U-Steel Lock features a 14mm hardened steel shackle with matte black silicone anti-scratch coating. Its small size is easy to carry in a bag or on bike. - 3 keys included - Shackle Diameter: 14mm - Length: 3 x 5" / 7.62 x 12.7cm - Shackle Type: Mini

The lightest U-lock on the market. The Carlito’s compact design offers security that can easily fit in the pocket of your jeans or messenger bag and not weight you down. Product Features: - Security level 4 - Silicone overmold - Shackle size: 75mm x 127mm - 3 keys included - Weight: 395g (Under 1lb)

Folds like origami but solid like Fort Knox. The compact package folds up easily and can be put in your back pocket or mounted to your frame using the included water bottle mount. We use hardened pins and 5mm thick steel links. Seamlessly wraps around your frame and secure your ride to anything from a bike rack to lamp post. Product Features: - Security level 7 - Security of a U-lock but will fit in the palm of your hand - Bottle cage mount included - 3 keys included - Weight: 1lb 6 oz

This Hooligan is 40 inches of hardened chain wrapped in a soft nylon sheath. The lock head is covered in soft-touch silicone to prevent dinging your bike. Lock up the frame and either front or rear wheel to keep your bike safe. Long enough to be worn around your torso but will fold down small enough to fit in a bag. Product Features: - Security level 6 - 7mm diameter steel chain - 40-inch in length - 3 keys included - Weight: 2lb 12oz

Tired of fumbling around with two separate lock pieces? Look no further. The Pivot is one sturdy lock, that stays attached even while in the unlocked position. It comes with two keys, and a soft-touch silicone overmold on the base of the lock for extra grip, bike protection and style. Product Features: - Security level 6 - One-piece design, Key remains in core while unlocked - Shackle size 87mm x 165mm - 2 keys included - Weight: 2 lb

Always on the go? Have a lot of stuff? The SteelBraid line is here to travel alongside you, on the road, at home, sports games or wherever you may go. Available in 25-inch length, the braided steel cable is sure to keep your gear safe. We added a vinyl coating to completely cover the cable and prevent rusting to protect your equipment. 12mm diameter with vinyl shell.

Pinhead's complete line of security can protect your whole bike not just the frame. Protect your wheels and/or saddle at a fraction of their replacement cost. Includes frame lock, quick-release wheel locks, seatpost lock, 2 keys, and seat tube mounting bracket. - Half the weight of other frame locks, 660 grams - Robust 40 x 14 mm cross-section - Nylon jacket prevents frame scratching - Includes seat tube mounting bracket for secure and weight-balanced stowage when riding. - Includes two keys