Bike Locks

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")

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.

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 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.

The OTTO Mount is an accessory for on-the-bike carry of OTTOLOCK. It's made of flexible silicone and has four ladder-strap hooks to ensure a snug, secure fit for multiple places on your bike. Note: Make sure all four hooks are engaged with your OTTO Mount ladder strap, and you position the OTTOLOCK head weight near the clamp to ensure you do not lose your OTTOLOCK. - Recommended for the 18" OTTOLOCK only - Flexible inner fit-up diameter accommodates 1 – 2" (25 – 51cm) round bicycle tubes - Material: silicone

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.

The Bontrager Kids Combo Chain Lock offers a kid-friendly design with unique color options and symbols on the dial that make it easier for little ones to remember their combination. The 75cm chain is made from hardened steel, and it's the perfect length for function without being bulky. Plus, it's wrapped up in a fun, colored fabric sheath that looks great and protects bikes from scratches and scuffs. - Steel chain links for secure protection in a 75cm length - Unique combo dial features kid-friendly, easy-to-remember symbols - Fun, colorful fabric sleeve protects bike from scratches and scuffs - 75cm length makes lock easy to use without being bulky - Security rating 3

Replacement lock parts for the Range Boost system. - Specific to Range Boost system - Works in conjunction with your bike's original battery lock

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

- 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

Locks your through axle wheel Replaces Allen key and Quick release through axles Easy one-time installation Coded key to install, lock and unlock Precision made for consistent function and long life Online key replacement and lifetime replacement warranty We will key the items in a cart to the same key unless otherwise directed. Please note that the Solid Axle/Through Axle line, Quick Release product line, and M12 nuts use different keys from each other and cannot be keyed the same. Keys will be matched between items of the same line where possible.

Prevents removal of your saddle or seatpost from your bike. - Includes PinHead key (QR axle type) - As Seatpost Lock; the collar fits 28.6, 31.8, or 34.9mm seat tubes - As Saddle Lock; fits 27.2, 30.9, or 31.6mm seatposts (please note, saddle attachment bolt must be vertical)

Pinhead offers you the ideal solution to bicycle wheel theft. - Includes x2 locknuts (26 tpi) - Replaces 3/8" axle nut and locks wheel to frame/fork - Includes Solid Axle type key - 13g

Pinhead offers you the ideal solution to bicycle wheel theft. - Includes x2 locknuts (M9) - Replaces 9mm axle nut and locks wheel to frame/fork - Includes Solid Axle type key - Weight: 13g (per locknut)

Ever wish your cable was longer so that you could lock up your bike and accessories? The Akita Cable has loops on each end allowing it to act as an extension for any other lock. These cables are made from some of the thickest, toughest and most flexible steel in the industry, so you can lock up anything you want and walk away with peace of mind.

Ever wish your cable was longer so that you could lock up your bike and accessories? The Akita Cable has loops on each end allowing it to act as an extension for any other lock. These cables are made from some of the thickest, toughest and most flexible steel in the industry, so you can lock up anything you want and walk away with peace of mind.

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.

Strength and simplicity come together in OnGuard's Akita Combo lock. It's a 6-foot by 1/2-inch thick cable lock that provides sturdy, reliable protection without any keys. All you need is a four-digit number you can remember, which can be reset at any time. The Akita Combo is built tough and easy to use.

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.

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.

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 Mastiff Chain delivers major protection for your bike in high-risk areas. Its titanium-reinforced, 10mm hexagonal links resist attacks from saws and cutters, while the burly lock resists picking, pulling, and bumping and locks on all four sides of the shackle, maximizing resistance to pulling attacks. This lock comes with five keys, including one with 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.

OnGuard's PitBull STD is a sturdy U-lock that defends your bicycle with 1/2-inch hardened steel and OnGuard's X4 quattro-bolt lock. And thanks to the included mounting bracket the PitBull will be along for every ride. This lock also comes with five keys plus OnGuard's Microlight key, which has a built-in light.

OnGuard's Terrier is a compact, lightweight cable lock perfect for low-risk areas. It features a resettable 4-digit lock, so you don't have to worry about forgotten keys. The raised dials are easy to use with gloves, a Velcro strap keeps the lock neat so it fits in a pocket, and the vinyl coating protects finishes. Lock up your bike during quick coffee runs or secure your snowboard to the rack—you'll find a million uses for this versatile little lock!

HEXBAND is the latest addition to the OTTOLOCK line, featuring added resistance to shearing tools and cable cutters, making it a stronger quick-stop bike lock for users with higher security requirements. HEXBAND is differentiated by using six stainless steel band layers (versus three in the original) while still being wrapped in an internal aramid fiber jacket. Weighing just 75 grams more, HEXBAND is ideal for bicycle lock-ups, back- or top-of-vehicle gear, construction equipment, and more. OTTOLOCK is designed for quick stops and protecting against opportunity theft. OTTOLOCK is not a replacement for a U-Lock. OTTO does not claim HEXBAND is unable to be cut. For maximum security, use a redundant locking method with both a U-Lock and a secondary lock. See Use Guidelines. - Extra tough: 6 layers of stainless steel provide added shear resistance. 2.5x steel thickness. - Lightweight: Starting weight only 190g. Lightweight, portable and easy to always carry. - Compact: Coils to a 3-inch diameter. Keep it in or around your saddle bag, backpack, in your pocket, or anywhere you want. - Durable: Chip-resistant Cerakote paint and Santoprene plastic that will not scuff or harm finishes. - Convenient: Keyless resettable combination. - Weight: 18" = 190g / 30" = 250g / 60" = 375g

Kryptonite's Disc Stainless Steel Padlock features an armor-protected shackle to defend against cutting attacks. The stainless-steel deep-welded body resists hammer and cut attacks, too. And, this fine 70mm lock includes a 5-pin brass cylinder for added protection.

- 5.4mm hardened steel links for high security lock ups - Features a 360 degree rotating lock head - Durable rubber coating on steel links protects the bike frame - Includes new click tight bracket for effortless, quiet and reliable transport - Includes 2 keys - Key safe program - Eligible for the anti-theft protection offer - E-Bike approved - Lifetime Warranty

- PERMANENT LOCKING POINT for indoor or outdoor use to keep bicycles, e-bikes & other vehicles secured. - 14MM special carbon alloy steel shackle provides increased resistance against cut attacks. - Heavy duty HARDENED STEEL BASEPLATE offers great resistance against pull attacks. - Recommended for both residential and commercial applications - Product dimensions: 5.5” (14cm) anchor diameter - Product weight: 2.09 lbs (0.95 kgs)

- Allows Evolution Ground Anchor to mount to a pick-up truck bed or trailer - HEAVY DUTY STEEL BASEPLATE offers great resistance against attack - Creates PERMANENT FIXED LOCKING POINT to keep vehicles safe while traveling.