Robinson Racing Products 64P Hard Coated Aluminum Pro Pinion Gear, 39T

Robinson Racing Products 64P Hard Coated Aluminum Pro Pinion Gear, 39T Overview

"Pro" Pinions are precision machined from aircraft grade aluminum, lightened and coated twice with a super hard, black anodize. Recommended for onroad, but they can be run off road. Tooth number stamped on each pinion. 1/8 inch bore. One 5-40 set screw included. 1/16 inch allen wrench (not included) fits the 5/40 set screw.