Robinson Racing 0.6 Module Steel Alloy Metric Pinion, 20T (RRP1120)

Metric .6 module pinions precision cut from hard steel alloy, lightened for reduced weight. Most commonly used on Kyosho and Tamiya electric cars and trucks. 1/8 inch bore. One 5-40 set screw included. 1/16 inch allen wrench (not included) fits the 5/40 set screw.