RockSolid 8590 U-Lock

Introducing the OnGuard RockSolid, a state-of-the-art bike lock designed for maximum security against determined thieves. Utilizing advanced materials and technology, this lock features a robust shackle and innovative locking mechanisms to create an impenetrable barrier.

• X4P Quattro olt locking mechanism secures the shackle at four points for enhanced protection
• Z-Cylinder is bump-proof and resistant to picking, pulling, and drilling
• 15mm hardened steel shackle coated for resistance against angle grinders, prying, and jacking
• Weather-resistant features ncluding a centered keyway, all-metal end caps, and an automatic keyway cover to extend durability