Hypersport NIX 30 Cartridge Kit - 30 mmRace developed and tested in World Superbike, World Supersport and AMA Superbike competition. Improved design features a fork cartridge that uses a sealed, one cylinder piston chamber that allows oil flow only through the shim stack on the cartridge piston when compressed. Kit uses a larger, 30 mm diameter piston that flows more oil that allows for a wider range of adjustment. This provides immediate suspension response and generates optimal