OnGuard Rocksolid 8590

Name: OnGuard Rocksolid 8590
Brand: OnGuard
Price: 162.09 GBP
Availability: InStock

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Bikeinn →	£131.49	Tweekscycles.com →	£149.00
Tredz.co.uk →	£149.99	Sigmasports.com →	£179.99
Teamcycles.com →	£199.99

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OnGuard Rocksolid 8590

from £131.49 up to £199.99

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OnGuard Rocksolid 8590

Product type	U-lock
Lock type	built-in
Security level (by manufacturer)	99/100
Shackle size	175x90 mm
Weight	1400 g
Official Website	onguardlock.com
Added to E-Catalog	August 2025

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.

How to Choose a Bike LockA bike lock is a simple and effective mechanism for protecting your bike from theft.

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	Onguard Rocksolid U-lock Introducing the OnGuard RockSolid, the pinnacle of bike lock innovation. Engineered with cutting-edge materials and advanced... moretechnology, this revolutionary lock stands as an impenetrable fortress against even the most determined thieves armed with angle grinders.X4P Quattro Bolt Locking Mechanism: Secures the shackle at four points for maximum security.Z-Cylinder: New and improved, bump-proof, and resistant to picking, pulling, and drilling.15mm (0.59) Hardened Steel Shackle with RockSolid Patented Coating: Massive and robust, resists angle grinder cutting, prying, and jacking.Centered Keyway: Enhancing security.Co-Moulded Crossbar Cover and Double Rubber Coated Shackle: Protects your bike's finish from scratches and damage.All-Metal End Caps: New and improved, providing additional protection against hits and drops.Automatic Keyway Cover: Seals the lock internals from the elements, prolonging its lifespan.Crafted from a proprietary blend of ultra-high-strength materials and reinforced with a multi-layered defense system, the OnGuard RockSolid is virtually impervious to the cutting force of angle grinders. Its intricate structure is engineered to resist cutting, rendering any attempts to breach its fortified exterior futile.Each component is meticulously designed and rigorously tested, ensuring unrivalled resistance to brute force attacks. The hardened, shrouded shackle is impervious to an angle grinder, defying even the most aggressive cutting attempts.The OnGuard RockSolid not only provides unbeatable security but also offers a seamless user experience. Its ergonomic design ensures easy handling, making it the lightest angle grinder-resistant lock on the market.Experience peace of mind like never before with the OnGuard RockSolid. Defy the odds, protect what matters most, and leave would-be thieves in awe of this unyielding fortress of two-wheel security.FEATURES:X4P Quattro BoltOnGuard's patented X4P Quattro Bolt secures both sides of the shackle, creating a double-redundant system resistant to pulling, jacking, prying, and twisting. It secures the shackle to the crossbar in four places for maximum strength, with hardened steel throughout to resist all attacks. The shackle's dual-end securing requires defeating both sides to open, and round profiles with smooth edges eliminate leverage points.This Feature Applies to: RockSolid 85905 Laser cut keys includedThis Feature Applies to: RockSolid 8590 Bikeinn Delivery: in United Kingdom Report	£131.49 Buy in shop

	OnGuard RockSolid U-Lock ON-28590-9 Secure your bike with the OnGuard RockSolid U-Lock, an innovation in theft protection. This lock stands out with its unique r... moreesistance to angle grinders. Designed using a proprietary blend of ultra high-strength materials, it offers unmatched security. Its fortified structure is crafted to withstand even the most determined theft attempts. With the OnGuard RockSolid, enjoy unparalleled peace of mind.Key Features and Benefits:Proprietary ultra high-strength materials: These materials ensure the lock is virtually impervious to angle grinder attacks, offering a level of security that lets you leave your bike unattended with confidence.Multi-layered defence system: This system enhances the Tweekscycles.com Delivery: in United Kingdom Report	£149.00 Buy in shop

	OnGuard RockSolid D-Lock - Sold Secure Diamond ON-28590-9 Crafted from a proprietary blend of ultra high-strength materials and reinforced with a multi-layered defence system, the OnG... moreuard RockSolid is virtually impervious to the cutting force of angle grinders. Its intricate structure is engineered to resist cutting, rendering any attempts to breach its fortified exterior futile. With each component meticulously designed and rigorously tested, the OnGuard RockSolid boasts an unrivalled resistance to brute force attacks. Its hardened, shrouded shackle is impervious to an angle grinder, defying even the most aggressive cutting attempts. The OnGuard RockSolid not only provides unbeatable security but also offers a seamless user experience. Its ergonomic design ensures easy handling, making it the lightest angle grinder resistant lock in the market.Experience peace of mind like never before with the OnGuard RockSolid. Defy the odds, protect what matters most, and leave would-be thieves in awe of this unyielding fortress of two-wheel security.Key Features:X4P Quattro Bolt Locking Mechanism: Secures the shackle at four points for maximum security.Z-Cylinder: New and improved, bump-proof, and resistant to picking, pulling, and drilling.15mm (0.59”) Hardened Steel Shackle with RockSolid Patented Coating: Massive and robust, resists angle grinder cutting, prying, and jacking.Centered Keyway: Enhancing security.Co-Moulded Crossbar Cover and Double Rubber Coated Shackle: Protects your bike’s finish from scratches and damage.All-Metal End Caps: New and improved, providing additional protection against hits and drops.Automatic Keyway Cover: Seals the lock internals from the elements, prolonging its lifespan.Specifications:Dimensions: 90x175x14mm (WxHxD)Keys: 5 keys included Tredz.co.uk Delivery: in United Kingdom Report	£149.99 Buy in shop

	OnGuard RockSolid D-Lock Sold Secure Diamond - 175mm ON-28590-9 Onguard RockSolid D-Lock Sold Secure Diamond - 175mm The Onguard RockSolid D-Lock 175 mm is rated Sold Secure Diamond and se... morets a new standard in bike security. Built from a proprietary blend of ultra high-strength materials and featuring a multi-layered defence system, it is specifically designed to resist angle grinder attacks. The hardened, shrouded shackle delivers exceptional protection against cutting and brute force, while its advanced construction ensures that attempts to breach the lock are effectively neutralised. Despite its heavy-duty performance, the RockSolid is surprisingly easy to handle and is the lightest angle grinder resistant lock available, combining unmatched security with everyday practicality. Sigmasports.com Delivery: to United Kingdom Report	£179.99 Buy in shop

	OnGuard Diamon Sold Secure Rocksolid Bicycle Lock in Black and Yellow ON-28590-9 The OnGuard RockSolid sets a new standard in bike security with its advanced engineering and cutting-edge materials. This rev... moreolutionary lock is designed to withstand even the most determined attempts by thieves, making it virtually impenetrable.Key Features:Ultra High-Strength Materials:Constructed from a proprietary blend of ultra high-strength materials.Engineered to resist the cutting force of angle grinders.Multi-Layered Defense System:Reinforced with a multi-layered defense system that adds extra layers of security.Intricate structure resists cutting attempts, making it highly secure.Hardened, Shrouded Shackle:The shackle is hardened and shrouded to prevent cutting, even with an angle grinder.Designed to withstand brute force attacks.Ergonomic Design:Easy to handle with its ergonomic design.Despite its robust security features, it is the lightest angle grinder-resistant lock on the market.Meticulous Design and Testing:Each component is meticulously designed and rigorously tested for maximum security.Ensures unrivaled resistance to brute force and cutting attacks.Keys:Includes 5 keys for convenience and security.Specifications:Dimensions: 90 x 175 x 14 mm (WxHxD)Keys Included: 5Experience Unmatched SecurityThe OnGuard RockSolid provides peace of mind like never before, ensuring that your bike is protected against even the most aggressive theft attempts. With its advanced design and cutting-edge materials, this lock is a fortress that defies the odds and keeps your bike secure. Whether you’re commuting in the city or parking your bike overnight, the OnGuard RockSolid is your ultimate defense against bike theft. Teamcycles.com Delivery: in United Kingdom Report	£199.99 Buy in shop