This Robinson Racing Products Absolute Pinion is a hardened metal 17-tooth, 48-pitch pinion gear designed as a precision replacement for a wide range of Associated and compatible electric and nitro vehicles. The hardened construction is intended to provide increased durability and wear resistance compared to standard pinions. A set screw is included for securing the pinion to the motor shaft. Features: 48 pitch, 17 teeth Hardened metal construction for increased wear resistance Includes set screw Robinson Racing Absolute series 7/7/26 cs