1. Sturdy material for durability: Our centerlock key is made of quality aluminium alloy 6061, which is known for its hardness and wear resistance. Ideal for everyday use in bicycle workshops or at home. 2. Easy handling for precise results: The centerlock tool has been specially designed to safely and efficiently remove or install the inner and outer ring of various engines. Makes work easier and saves time. 3. Ergonomic design for maximum comfort: With a nonslip handle and long lever function, our bicycle tool ensures safe handling and reduces strain when working. Precisionmachined teeth prevent slipping while working. 4. LASERMACHINED PRECISION: Compared to other standard bottom bracket wrenches, our bottom bracket wrench provides a clean, lasermade finish that fits on the bearings and extends the life of the tool.