High-strength 21T pinion gear produced from tough 7075 T6 aluminum and especially hardcoated for superior power, light-weight, and high durability. Produced on a geniune gear item, all pinions function ultra-precise enamel shaping and ultra-true running for vibration-free procedure. Fine interior threading allows effortless. Each pinion is okay etched using the enamel quantity for simple & fast identification.
easily obtainable in popular gearing sizes, helping you to have the right gear ratio for each and every track.