🔩 Effortless Lockring Installation & Removal: Specifically designed for mounting and removing spider/chain ring lockrings with a 1/2" two-way ratchet wrench. ⚙️ Wide Compatibility: Perfectly fits Bosch Active Line Plus, Bosch Active Line (3rd Gen), and Brose e-bike systems for versatile use. 🔧 Professional-Level Functionality: Trusted by bike mechanics and enthusiasts for its precise and efficient design tailored to Bosch systems. ✔️ Compact & Easy to Use: With dimensions of 2.01 x 2.01 x 1.46 inches, this tool is lightweight and easy to handle, making it an essential addition to any e-bike maintenance kit. 🛡️ Premium Cr-Mo Steel Build: Made with high-quality, heat-treated chromium-molybdenum steel for exceptional durability and wear resistance.