Metal MaterialsThe motorcycle compression tool and fork damper rod are crafted from billets aluminum for enhanced durability FunctionThis tool kit is designed for compressing fork springs, allowing easy access to the top cap lock nut for assembly and disassembly, also ideal for replacing seals, springs, bushings, filters, and oil or simply maintaining your motorcycle forks Fork Spring Compressor Tool This tool kit comes with a Cartridge Rod Holding Tool. It holds back the spring allowing you to get to the bottom nut or the fork cap on the cartridge rod Damper Rod Bleed ToolWith five thread sizes in this tool (M10 x 1.0, M10 x 1.25, M12 x 1.0, M12 x 1.25, and M14-1.0), great for working on most conventional cartridge and inverted forks Professional ToolEssential tool for anyone planning to replace seals, springs, bushings, filters, or oil in their motorcycle forks Package Includes: 1 Motorcycle Fork Service Tool Kit Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.