Compatible for Cannondale SI KT013 Integrated BB30 Arms Spindle The new crank arm removal tool for the Cannondale System Integration (SI) crank arm is auctioned here. When disassembling SI and BB30 crank arms, this workshop quality kit is required. The Crank Arm Removal Tool is a must have for bike enthusiasts and repair professionals, allowing for efficient disassembly of crank arms. Made from high quality metal, this durable tool ensures long lasting use and reliable functionality during crank arm disassembly. Whether you are maintaining your own bike or running a professional bike repair shop, this compact and portable tool allows for convenient repairs and maintenance at any location.