OnGuard Brute 8000 U-Lock

The On Guard Brute 8000 U-Lock is a high-security bike lock built for maximum theft resistance in high-risk areas. Its X4P Quattro locking mechanism secures the shackle on four sides, while the 16.8mm hardened steel Tri Radius shackle resists cutting, prying, and jacking. The Z-Cylinder adds protection against picking and drilling, and the coated design protects your bike frame during use.

Key Features and Benefits:

• X4P Quattro Bolt locking mechanism locks the shackle on four sides: This design secures both sides of the shackle at multiple contact points, which prevents twisting or levering attacks.
• It keeps the lock stable under force and reduces weak points, so your bike stays protected against advanced theft methods
• Pedal Cycle Diamond Rated: This recognised security rating shows the lock has met a high test standard for bike theft resistance.
• It gives added confidence in high-risk areas, so you can secure your bike with a lock built for serious protection.
• It confirms that it has been independently tested to keep your bike safe from attacks and theft.16.8mm hardened steel Tri
• Radius shackle: The thick, heat-treated steel resists cutting tools, prying forces, and jacking attempts.
• The added material strength increases resistance time, which helps deter theft in high-risk environments
• TriRadius shackle shape with increased internal space: The shaped profile creates more usable locking area inside the shackle.
• This allows you to secure your frame and wheel to larger fixed objects with less restriction, improving locking flexibility
• Z-Cylinder European-style tumbler mechanism: This cylinder design is built to resist bumping, picking, pulling, and drilling.
• It protects the internal locking system from common attack methods, ensuring consistent security over time
• Rounded crossbar design with centred keyway: The smooth outer shape removes flat edges that tools can grip onto.
• This reduces leverage points and limits the effectiveness of prying attacksCo-moulded crossbar cover and double rubber-coated shackle: These protective layers shield your bike frame from scratches and contact damage.
• This helps maintain frame condition during daily use and transport
• All-metal end caps for added impact resistance: The reinforced end caps protect the lock body from drops and blunt force strikes.
• This improves durability and keeps the locking system intact after repeated use
• Automatic weather-resistant keyway cover: The cover seals the key entry point against water and debris.
• This keeps the internal mechanism clean and working smoothly in wet or dirty conditions
• Security depends on strength, resistance, and reliability over time.
• The combination of a four-sided locking system, hardened steel shackle, and anti-pick cylinder ensures the lock holds firm under sustained attack.
• The added space from the Tri
• Radius design also supports proper locking technique, which reduces weak setups and improves overall security.
• Choose the On
• Guard Brute 8000 U-Lock when you need a dependable solution for high-risk areas.
• Its reinforced construction and advanced locking system give you a secure and practical way to protect your bike every day.
• Specification: X4P Quattro Bolt Locking Mechanism locks shackle on four sidesZ-Cylinder is bump-proof and resists picking, pulling or drilling
• TriRadius shackle creates more internal space for locking versatility
• Massive 16.8mm hardened steel shackle resists cutting, prying and jacking
• Rounded design and centred keyway eliminates pry pointsCo-moulded crossbar cover and double rubber coated shackle protects finishes
• All-metal end caps provide additional protection against hits and drops Automatic keyway covers helps seal lock internals against the elements
• Locking Mechanism: X4
• P Quattro Bolt
• Tumbler Mechanism: Z-Cylinder, European Type
• Shackle Diameter: 16.8mm Hardened Steel
• Coatings: Co-moulded Crossbar Cover with Metal End Caps.
• Double Rubber Coated Shackle Cover
• Keyway: Automatic Weather Resistant
• Keys: 5 Laser Cut Keys
• Warranty: Lifetime
• Extras: All-Tube Mounting Bracket Included
• Pedal Cycle Diamond Rated