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U-Locks
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.
$37.95
- 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
$37.95
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.
$42.95
OnGuard's Bulldog Mini LS is always ready for a ride. This U-lock is long enough to lock your frame to a parking meter, or lock your front wheel up with the frame. 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.
- Dimensions: 3.5 x 9.5 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.
$42.95
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.
$43.95
- 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
$44.95
- Hardened steel bracket and lock housing
- Anti drilling plate in cylinder
- Flexible fixing set also for odd sized frames
- Online key service
- Maximum security with plug in option
- 720 grams
$44.95
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.
$44.95
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
$45.00
$49.95
10% Off
- 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)
$45.00
$54.95
18% Off
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")
$45.95
- Hardened steel bracket and lock housing
- Online key service
- Maximum security with ULC plug in chain option
- 670 grams
$47.95
OnGuard's Bulldog Medium DT 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, the included 4-foot steel cable is long enough that you can lock both wheels without removing them from the frame. This mighty lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.
$48.95
- 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 10” (10.2cm x 25.4cm)
- Product weight: 2.25 lbs
$54.99
Featuring a simple, strong, and aggressive design, ABUS' Ultra 410 is the ideal entry-level U-lock. It's simple design conceals a number of high-tech advancements in security. The 12mm double-bolting, temper-hardened steel shackle extends all the way through the lock body, providing excellent protection against cutting and torsion attacks in a simple yet innovative design. The addition of the Cobra Cable adds security and versatility.
- Innovative soft-touch housing cover prevents damage to paint
- Pass-through shackle provides anti-twist protection
- Easy-to-mount SH 34 bracket mounts easily to frames with a 24-35mm diameter
- Double-layered cylinder with special wafers and additional decoy cuttings protects against picking
- Mechanism Type: Key
- Diameter: 12 mm
- Shackle Shape: Round
- Shackle Height: 180 mm
- Shackle Width Inner: 10 cm
- 2 keys are supplied with the lock
$54.99
The Ultra Mini 410 U-Lock is compact and combines high-quality materials with intelligent locking technology.
What features does it have to protect against theft? A 12mm thick rounded shackle which is made of specially hardened steel – just like the body and structural parts of the locking mechanism. Combined with a high-quality locking cylinder which offers superb protection against tampering such as picking thanks to "double locking", the Ultra Mini 410 U-Lock is a reliable companion when you are out on your high-end bicycle. The lock passed the ice spray test with flying colors.
Technology:
- Hardened 15/32" round shackle
- The shackle, body and the structural parts of the locking mechanism are made of specially hardened steel
- The special, modern design of the lock body casing allows for optimum handling
- High-quality locking cylinder for a high level of protection against tampering, e.g. picking
Operation and use:
- Good protection at medium theft risk
- Recommended for securing good bicycles
- The longer the shackle, the easier the bicycle can be locked to a fixed object
$59.95
- Defender ring lock with E-bike battery lock
- The ring lock has maximum security with plug in option
- Hardened steel bracket and lock housing
- Anti drilling plate in cylinder
- Online key service
- 720 grams/181 grams
$59.99
The Ultra Mini 410 U-Lock is compact and combines high-quality materials with intelligent locking technology.
What features does it have to protect against theft? A 12mm thick rounded shackle which is made of specially hardened steel – just like the body and structural parts of the locking mechanism. Combined with a high-quality locking cylinder which offers superb protection against tampering such as picking thanks to "double locking," the Ultra Mini 410 U-Lock is a reliable companion when you are out on your high-end bicycle. The lock passed the ice spray test with flying colors.
Technology:
- Hardened 15/32" round shackle
- The shackle, body and the structural parts of the locking mechanism are made of specially hardened steel
- The special, modern design of the lock body casing allows for optimum handling
- High-quality locking cylinder for a high level of protection against tampering, e.g. picking
Operation and use:
- Good protection at medium theft risk
- Recommended for securing good bicycles
- The longer the shackle, the easier the bicycle can be locked to a fixed object
$59.99
Featuring a simple, strong, and aggressive design, ABUS' Ultra 410 is the ideal entry-level U-lock. It's simple design conceals a number of high-tech advancements in security. The addition of the Cobra Cable adds security and versatility. The 12mm double-bolting, temper-hardened steel shackle extends all the way through the lock body, providing excellent protection against cutting and torsion attacks in a simple yet innovative design.
- Innovative soft-touch housing cover prevents damage to paint
- Pass-through shackle provides anti-twist protection
- Easy-to-mount SH 34 bracket mounts easily to frames with a 24-35mm diameter
- Double-layered cylinder with special wafers and additional decoy cuttings protects against picking
- Mechanism Type: Key
- Diameter: 12 mm
- Shackle Shape: Round
- Shackle Height: 230 mm
- Shackle Width Inner: 11.8 cm
- 2 keys are supplied with the lock
$62.95
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.
$63.95
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)
$63.95
- 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)
$64.99 - $84.99
The Ultimate 420 radiates a feeling of security through its appearance alone.
There are locks and then there is the Ultimate 420. If you are looking for a shackle lock that will deter potential thieves just by looking at it, then you don't have to look far. Thirteen millimeters of hardened special steel and aggressive coloring make it immediately clear to any bicycle thief that they have no chance here.
At the same time, the Ultimate 420 is so compact that you can easily stow it away. It finds its place in every backpack and bag and is therefore always with you when you need to secure your valuable bicycle.
Technology:
- Hardened 13mm round bracket
- The shackle, housing, and supporting parts of the locking mechanism are made of specially hardened steel
- Special, modern design of the lock body sheathing enables optimum handling
- High-quality locking cylinder for high protection against manipulation, e.g. picking
Operation and use:
- Good protection at medium theft risk
- Recommended for securing good bicycles
- The longer the shackle, the easier the bicycle can be locked to a fixed object
$65.00
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)
$66.95
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)
$67.95
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)
$67.95
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: 4” x 9” (10.2cm x 22.9cm)
- Product weight: 2.9 lbs (1.32 kgs)
$67.95
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: 3.25” x 7” (8.2cm x 17.8cm)
- Product weight: 3.25 lbs (1.47 kgs)
$74.95
- 14mm hardened MAX-Performance steel shackle resists both cutters and leverage attacks
- Double deadbolt locking mechanism has extensive holding power
- High security, disc-style cylinder with reinforced anti-drill, anti-pull protection system
- Sliding dust cover protects and extends cylinder life
- 3 stainless steel keys—one lighted with high-intensity bulb & replaceable battery
- Key Safe Program
- Product dimensions: 1.8” x 2.1” (48mm x 54mm)
- Product weight: 1.85 lbs (0.84 kgs)
$74.95
- 14mm hardened Max-Performance steel shackle resists cutting and leverage attacks
- Double Deadbolt locking mechanism has extensive holding power
- High-security disc-style cylinder with reinforced anti-drill, anti-pull protection system
- Sliding dust cover protects and extends cylinder life
- 3 stainless steel keys—one lighted with high-intensity bulb & replaceable battery
Key Safe Program
Product dimensions: 1.8” x 2.1” (48mm x 54mm)
Product weight: 1.85 lbs (0.84 kgs)
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