Onguard

Rottweilers look intimidating and this lock is no different. Twisted steel cable protected by hardened steel links provide this armored lock with a double layer of protection Dual steel balls locking mechanism provides greater defense Tough vinyl cable cover protects bikes and equipment against scratches Ballistic™ formula plastic is so...

The OnGuard Doberman key coil cable lock provides dependable security with a 6-ft x 4/9-in cable and an X2 Power double-bolt locking mechanism. 6-ft x 4/9-in cable X2 Power double-bolt locking mechanism

The OnGuard Doberman 6-ft x 4/9-in coil cable combo lock features a steel ball click-combo-gear-system lock for high security and ease of use. 12-mm (4/9-in) coil cable Steel ball click-combo-gear-system lock (resettable)

Loyal, obedient and vigilant, this Bulldog will guard your bike. Massive 13mm (1/2") hardened ultra steel shackle provides maximum cut resistance Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull-strength M-Cylinder™ inner locking mechanism delivers legendary pick-proof protection and its key has over 1 million variations All...

The beefy On Guard Bulldog U-Lock is the best way to help protect your investment. 1/2" thick steel tubing, covered in ballistic plastic to protect your frame. The key mechanism is in the center to help resist tampering. Shackle measures 4.5" x 9", easily accomodating all types of bikes. A...

The OnGuard Bullmastiff™ padlock features smooth, rounded edges and offers high-strength protection. Ultra-hardened steel shackle provides high cut resistance Stainless-steel round padlock features armor-protected shackle and deadbolt locking mechanism Includes five heavy-duty keys

Thieves will scamper with their tails between their legs when up againt this pit bull of a lock. Lock uses the legendary M-Cylinder™ mechanism for theft deterrence Anti-drill and pick-proof guts make this a super-secure package Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull strength Features...

Don't let the Beast's face scare you. With its high-level security, it's meant to thwart evil thieves! Ultra-hardened reinforced steel chain provides maximum cut resistance, while double fabric sleeve prevents scratching and allows compact coiling Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull-strength Ballistic™ formula plastic...

Don't even think about it. This is one Bulldog of a lock! Lock uses the legendary M-Cylinder™ mechanism for theft deterrence Anti-drill and pick-proof guts make this a super-secure package Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull strength Features a new 13mm (1/2'') massive hardened-steel...

The OnGuard Bulldog Mini is tough yet weighs under 2 pounds. Lock uses the legendary M-Cylinder™ mechanism for theft deterrence Anti-drill and pick-proof guts make this a super-secure package Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull strength Features a massive 13mm (1/2 inch) hardened-steel shackle...

Don't prefer to mess with keys? This padlock from OnGuard offers an easy-to-use combination system. Ultra-hardened steel shackle and stainless-steel combination padlock provide high cut resistance

With 15mm of thickness, the Doberman combo cable lock deters theft—perfect for medium-high security areas. Heavy-duty, self-coiling cable is compact when stored but easily threads its way through frame and wheels Tough vinyl cable cover protects bikes and equipment against scratches All-Tube™ bracket design lets you mount lock safely and...

The OnGuard Doberman GLO cable lock features built-in lighting for easy reading in the dark. Built-in micro light behind the combo tumblers makes reading after dark a breeze Heavy-duty, self-coiling cable is compact when stored but easily threads its way through frame and wheels Tough vinyl cable cover protects bikes...

Never worry about your wheels and seat getting stolen with this locking skewer set that secures your wheels and seat against theft. Replaces quick-release wheel and saddle skewers with one-time installation Made from super-light cold forge steel; universal fit for most makes and models Coded key with lifetime registration and...

The Pitbull DT U-Lock with the X4 Power Quattro Bolt Locking mechanism provides unequaled strength by locking the crossbar to the shackle on 4 sides, maximizing pull resistance. Massive 13mm (1/2 in.) hardened steel shackle provides maximum cut resistance M-Cylinder™ inner locking mechanism delivers legendary pick-proof protection and its key...

The Pitbull™ Mini LS bike lock uses the toughest steel and a pick-proof lock to protect your ride like a viscious dog. Massive 13mm (1/2") hardened ultra steel shackle provides maximum cut resistance M-Cylinder™ inner locking mechanism delivers legendary pick-proof protection and its key has over 1 million variations Dual...

The OnGuard mastiff 80-cm x 8-mm chain lock features an X2 Power double bolt locking mechanism, which provides added strength and high pull resistance by locking tight to 2 sides of the bar. 8-mm (1/3-in) chain X2 Power double bolt locking mechanism

The Akita stands by faithfully and helps protect your bike while you're away. Heavy-duty, extra flexible braided steel cable is 3/5" think for a superior level of safety Dual steel balls locking mechanism provides greater defense Tough vinyl cable cover protects bikes and equipment against scratches Ballistic™ formula plastic is...

This 10mm (3/8'') weatherproof cable is made from heavy-duty, extra-flexible steel cable. Tough vinyl cable cover protects bikes and equipment against scratches

Permanently attach the Seat Leash Cable to your quick-release seat to prevent theft. Braided steel cable stays flexible even in freezing weather; vinyl-coated cable protects your bike's surface

The Bulldog™ combo lock allows you to lock up your bike with confidence. Massive 13mm (1/2") hardened ultra steel shackle provides maximum cut resistance Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull-strength M-Cylinder™ inner locking mechanism delivers legendary pick-proof protection and its key has over 1...

This standard size U-Lock uses the legendary M-Cylinder™ mechanism for theft deterrence. Anti-drill and pick-proof guts make this a super-secure package Dual Steel Bar™ locking mechanism delivers up to 10 tons of pull strength Features a new 13mm (1/2'') massive hardened-steel shackle for strength Ballistic™ plastic holds up to the...

Compact and light, this medium-security cable lock is self-coiling and tough as nails. Weatherproof, strong, soft vinyl covers the steel cable to guard your bike and equipment against scratches Untra-hardened steel shackel provides high cut resistance Laminated steel padlock with a plated body is nearly indestructible Rubber cover protects bikes...

No worries about getting ripped off with this beefy 12mm cable with integrated combination lock. Super-strong self-coiling cable is compact when stored yet easily threads through bike frame and wheels Four-digit Set-Your-Own combination means no keys to lose or forget Tough vinyl cover protects against nicks and scratches

Sturdy, lightweight and compact, the Doberman combo cable lock thwarts theft—perfect for medium-security areas. Heavy-duty, self-coiling cable is compact when stored but easily threads its way through frame and wheels Tough vinyl cable cover protects bikes and equipment against scratches All-Tube™ bracket design lets you mount lock safely and securely...