High-strength 21T pinion gear created from tough 7075 T6 aluminum and particularly hardcoated for superior energy, light-weight, and high durability. Produced on an authentic gear product, all pinions function ultra-precise enamel shaping and ultra-true running for vibration-free procedure. Fine interior threading enables easy. Each pinion is fine etched using the enamel number for simple & fast identification.
accessible in popular gearing sizes, enabling you to have the perfect gear ratio for every track.