This is a Castle Creations 32 Pitch CC Pinion Gear. High power applications require a reliable way to get the power from the motor to the drivetrain. Manufactured from aluminum and anodized, with a 5mm bore and 32/.8 Mod pitch tooth profile, these pinions are ideal for monster truck applications. Choose from 16T, 18T, 20T, 22T, 24T, 26T, or 28T tooth count.