Feature:1. Carbon Steel Material: The wrench is made of high quality carbon steel material, with high strength, no deformation, and durability.2. Adjustable Opening Size: The distance between the hook claws can be adjusted, hook claw length is 35mm/1.4in, the maximum opening size is 6.2cm/2.4in.3. Applicable Bike Size: center shaft removal tool is suitable for most ordinary bicycle. Wrench size is 165(l) x30(w) x7(h) mm / 6.5(l) x1.2(w) x0.3(h) in.4. Main Using Function: center shaft removal wrench is used to assemble and disassemble the center shaft and flywheel of the bicycle.5. Good Workmanship: Exquisite workmanship, beautiful appearance design, small and portable size, very suitable for carrying and quick maintenance.Specification:Item Type: Bicycle Center Shaft Removal ToolProduct Material: 45 Steel + Quenching TreatmentFunction: Disassembly of Bcycle's Center Shaft and FlywheelWrench Size: Approx.165x30x7mm / 6.5x1.2x0.3inColor: As Pictures ShownWeight: Approx. 87g / 3.1oz Package List:1 x Center Shaft Removal Tool