Super Hard Absolute Steel Pinion Gear 1/8 Bore 48P 21T (RRP1421)

Absolute Steel Pinion Gear, 21 teeth, 48 pitch, with a 1/8 inch bore. This high-durability pinion is designed for RC drivetrain use to transfer power from the motor to the spur gear, offering long-lasting performance, especially when paired with steel spur gears and reliable with plastic spurs. The tooth count is stamped on the pinion for quick identification.

Includes one 5-40 set screw for securing the pinion on the shaft, and a 1/16 inch Allen wrench (not included) fits the screw. The 1/8 inch bore ensures compatibility with common mounting configurations, making it a solid upgrade for compatible RC models.