Locks/Security

The Beast offers OnGuard's highest security rating for serious protection in high-risk areas. Its titanium-reinforced, 12mm-thick hexagonal links are nearly impossible to cut or break, while the hardened-steel shackle resists picking and boasts two steel pins that engage at both ends to create a redundant, secure system. This lock comes with five keys, including one with a built-in light. The Beast is so strong, it's also approved for use with motorcycles and scooters.

- The ideal solution to bicycle wheel theft - Includes a front and rear wheel locking skewer, with each lock operated using a unique multi combination key, to ensure the security of your wheels at a fraction of their replacement cost

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

- Titanium-reinforced hardened square link chain mated to an integrated X2P Dual Lock Down head - Featuring new double rubber cover for better protection against bumps and hits.

OnGuard's Bulldog DT pairs a tough-as-nails U-lock with a sturdy steel cable for increased security. The 13mm hardened steel shackle resists cutting, and OnGuard's stout X2 double-bolt lock mechanism is pick, drill, bump, and pull-resistant. The 9" shackle, combined with 4' braided steel cable lets you lock bike to a standard parking meter post without removing your front wheel, making lock-up faster, easier, and more secure. This great U-lock also comes with five keys, including OnGuard's Microlight key which has a built-in light. - 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. - Shackle Dimensions: 115mm x 230mm (W x H x Dia) (4.5" x 9") x 13mm (0.51") D - Cable Dimensions: 120cm x 10mm (4' x 0.39")

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

When security is your priority, the Serfas U-Lock has you covered. Its hardened steel and double dead bolt construction will keep your bike safe and secure, while a durable rubber coating protects your finish. The additional 4-foot coiling cable provides extra locking options. Plus it includes a mounting bracket so you'll never leave home without it.

Like a multitasking guard dog, OnGuard's Bulldog DT is a U-lock/cable combination that keeps your bike super safe. The 1/2-inch hardened steel resists cutting and OnGuard's stout X2 double-bolt lock mechanism is pick-proof. Plus, the included cable is 4 feet long, so you can lock both wheels and the frame without any disassembly, making lock-up faster, easier and more secure. This great U-lock also comes with 5 keys including OnGuard's Microlight key, which has a built-in light.

Like a multitasking guard dog, the Bulldog DT is a U-lock/cable combination that keeps your bike super safe. The 1/2-inch hardened steel resists cutting and OnGuard's M-Cylinder resettable combination lock gives you key-free convenience. Plus, the included cable is 4 feet long, so you can lock both wheels and the frame without any disassembly, making lock-up faster, easier and more secure.

OnGuard's Bulldog LS (Long Shackle) offers a large locking zone, plus OnGuard's high-security 13mm-thick hardened-steel construction and stout X2 double-bolt lock, which resists cutting, picking, bumping, and drilling. And with the included mounting bracket, your Bulldog can come along for every ride. This great U-lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Bulldog Mini DT is always ready for a ride. This small U-lock/cable combination is strong, compact, and smart. The 13mm-thick hardened-steel shackle and OnGuard's stout X2 double-bolt lock resists drilling, picking, bumping, and pulling for serious security. Plus, the 4-foot-long cable lets you lock both wheels and accessories with ease, too. The Mini includes a mount for carrying it on your bike and fits in a pack, too. This mighty mini also comes with five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Rottweiler locks provide years of unwavering protection. This lock comes in several different cable widths, offering various levels of security. All are easy to use and tough. Plus, they all boast OnGuard's reliable, safe X2 double-bolt locking mechanism that resists drilling, picking, pulling, and bumping. It comes with five laser-cut keys, including OnGuard's Microlight key with a built-in light.

Twisted steel cable protected by hardened steel armor to resist attack from bolt and wire cutters redesigned with a combination.

OnGuard's Bulldog Combo STD will guard your bike day and night. It boasts a 13mm-wide hardened-steel shackle and OnGuard's stout X2P Double Bolt design that resists drilling, picking, bumping, and pulling for serious protection. This Bulldog sports a resettable 4-digit combination plus a mounting bracket so you can bring the lock along for every ride.

OnGuard's Bulldog STD boasts an 13mm-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. - 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. - Shackle Dimensions: 115mm x 230mm (W x H x Dia.) (4.53" x 9.06") x 13mm (0.51") D

Popular shackle length with X2P Double Bolt protection combined with improved user-settable steel ball click-combo lock system. - Lock dimensions: 3.55 x 9.46 feet

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)

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.

Popular shackle length with X2P Double Bolt protection combined with improved user-settable steel ball click-combo lock system with included 4 foot fully coated, braided steel cable for more locking options.

Secure - Prevents theft instead of standard 9 mm quick-release skewers Quick Assembly - Use proprietary key on frame dropout Construction - Stainless springs with chromoly axle

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.

User settable Steel Ball Combo lock is permanently forged to compact titanium-reinforced hardened steel square link chain.

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.

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

Serfas' Combo Cable Lock offers convenient protection. It's 6-feet long to reach around the frame and wheels, uses an extra-thick, 15mm-diameter cable for safety, is self coiling for easy storage, and is vinyl-coated for weather resistance and to protect your frame's finish. Plus, it includes a resettable, 4-digit combination lock.

Serfas' Key Cable Lock offers strong protection. The 15mm-diameter cable reaches 6-feet and self coils for easy storage. A key combination lock, surrounded by molded rubber, ensures your bike stays put. And, a vinyl coating protects your bike's finish so it looks just as good when you return to ride it.

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. And the Glo model has a built-in micro light that backlights the numbers so you can see them in the dark! Genius!

Serfas' Combo Cable Lock offers convenient protection. The 12mm-diameter cable reaches over 6-feet and self coils for easy storage. A 4-digit customizable combination lock, surrounded by molded rubber, ensures your bike stays put. And, a vinyl coating protects your bike's finish so it looks just as good when you return to ride it.

Serfas' Key Cable Lock offers strong protection. It's 6-feet long to reach around the frame and wheels, uses 12mm-diameter cable and a stout key lock for safety, is self coiling for easy storage, and is vinyl coated for weather resistance and to protect your frame's finish.

The BullMastiff features smooth, one-handed rotary operation and tight shackle-to-body clearance to eliminate pry points, making cutting difficult. • 5 Heavy-Duty F-Style keys