This Robinson Racing Products Absolute Pinion is a 28-tooth, 48-pitch hardened metal pinion gear designed for 1/12 scale and similar competitive on-road racing platforms. The hardening process increases wear resistance compared to standard pinions, making it a durable choice for repeated high-use applications. Includes a set screw for secure motor shaft mounting. Features: 48 pitch tooth profile 28 tooth count Hardened metal construction for increased durability Includes set screw for motor shaft mounting 7/7/26 cs