The BLACK X Titan RockSolid Smart U-Lock is the first bike lock on the market engineered with integrated angle grinder resistance, setting a new benchmark for cycle security. Featuring a RockSolid patented anti-grinder coating and a 15mm hardened steel shackle, it delivers unmatched protection against the toughest attacks-including cutting, prying, jacking, and leverage attempts. The Patented Multi-Angle Locking System secures the shackle from multiple points, deterring even the most determined thieves. With Bluetooth 5.0 connectivity and 128-bit AES encryption, you can lock and unlock your bike via the BLACK X App or optional xKey remote, no physical key needed for daily use. Real-time alerts and activity tracking keep you connected, while two precision laser-cut keys provide backup access. A bike-safe rubber coating prevents frame scratches, and the included universal mounting bracket ensures convenient transport. Powered by a single CR2 battery with up to 2 years of life, the RockSolid is built for serious riders who refuse to compromise on security. Angle Grinder-Resistant Protection - RockSolid patented coating and reinforced core shield deliver elite-level defense in high-risk areas. 15mm Hardened Steel Shackle - Heavy-duty construction resists cutting, jacking, prying, and leverage attacks for ultimate security. Smart Keyless Access - Unlock via the BLACK X App (iOS & Android) or optional xKey remote with secure 128-bit AES encryption. Real-Time Alerts & Control - Stay informed with activity notifications and remote management through the BLACK X App. Long-Lasting Battery & Backup Keys - Up to 2 years of performance on a CR2 battery, plus 2 precision laser-cut keys for emergency access. Manufacturer Sku: SLBX-TI-ULRSTodson Sku: 45004779