This Robinson Racing Products pinion gear features 12 teeth and a 32 pitch (0.8 mod) tooth profile, designed to mesh with standard 32P spur gears in compatible RC vehicles. It is hardened metal construction for increased wear resistance compared to standard pinions. The set includes the pinion gear and a set screw for motor shaft mounting. Features: 32 pitch (0.8 mod) tooth profile 12 tooth count Hardened metal construction for durability Includes set screw for secure motor shaft mounting 7/7/26 cs