OnGuard RockSolid U-Lock 90x175mm – Angle Grinder Resistant, Diamond Sold Secure Rated

Unbreakable Protection. Lightweight. Trusted Security.

The OnGuard RockSolid U-Lock offers the highest level of resistance against angle grinders, prying, and theft. Backed by Sold Secure Diamond certification.

 Why Choose the OnGuard RockSolid U-Lock?

• Angle Grinder Resistant:

Constructed with ultra-hardened steel and layered internal technology, the RockSolid is engineered to withstand the most aggressive angle grinder attacks.

• X4P Quattro Bolt Locking Mechanism:

This advanced locking system secures the shackle on four sides – offering unparalleled protection from pulling, jacking, and twisting attempts.

• Sold Secure Diamond Rating:

Certified at the highest level of security by Sold Secure – the RockSolid is trusted by security professionals and serious cyclists.

• Lightweight Yet Uncompromising:

At only 1.4kg, it’s the lightest lock in its class. Designed for everyday use without the usual weight penalty.

• Ergonomic Design:

Comfortable to carry and easy to lock, with soft-touch rubber casing that won’t damage your bike frame.

Specifications:

• Brand: OnGuard

• Model: RockSolid 8590

• Dimensions: 90mm x 175mm

• Shackle Thickness: 14mm

• Weight: 1.4kg

• Keys Included: 5 precision laser-cut keys

• Security Rating: Sold Secure Diamond

• Recommended Use: High-risk areas, daily commuting, bike storage outside

Customer Reviews Section (Suggestion):

⭐⭐⭐⭐⭐ “Absolutely rock solid – literally. Feels bulletproof and surprisingly light for how tough it is.”

– Matt, Verified Buyer

⭐⭐⭐⭐⭐ “Finally, a lock that makes me feel confident leaving my e-bike outside.”

– Sarah, London