Package Dimensions: 1.75 L x 0.5 H x 2.5 W (inches)
Package Weight: 0.02 pounds
Country of Origin : United States
OverviewSuper hard Absolute steel pinions gears are a must for running with steel spur gears or will last and last if run with a plastic spur gear. 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.