Premium carbon steel wrench with a plastic bracket cap for durability and protection, designed to remove the bike crank with ease. 2 in 1 design - One side removes the bottom bracket cap - The other side removes the crank - Practical for getting your bike back on track quickly Compatibility - Fits Hollowtech II crank systems Not compatible - Does not fit BBR60 Ultegra Material and build - Crafted from carbon steel - Includes a plastic bracket cap to guard surfaces and enhance grip Use scenarios - Servicing Hollowtech II cranks: remove the bottom bracket cap and detach the crank using the same tool - Replacing or reinstalling a crank: use the opposite side for cranking removal and reinstallation - Home workshop or bike shop maintenance: streamline routine crank and bottom bracket work with a single 2 in 1 tool This tool delivers dependable strength, practical 2 in 1 functionality, and clear compatibility limits to support reliable bike maintenance.