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The 50-tooth spur gear and 20-tooth pinion gear combo (1.0 metric pitch) is machined from solid steel with extra-wide steel teeth for ultimate power handling.
Includes: Gear, 20-T pinion (32-p), heavy duty (machined, hardened steel)/ set screw
Extra hard high carbon brushless motor pinions are built to last with hi-performance GEN3 steel slipper units.
The 48 Pitch Hard Nickel Plated Alloy Steel Pinions are precision cut gears that last and last when used with a plastic spur gear.
The "Pro" Pinions are precision machined from aircraft aluminum, lightened and then they're coated twice with a super hard, black anodize. Recommended for onroad, but they can be run off road. Pinions are stamped with tooth number. 1/8 inch bore. One 5-40
If you only run plastic spur gears these pinions are the perfect choice.
Includes: Input gear, transmission, 20-tooth/ 2.5x12mm pin
Includes: Gear, 20-T pinion (1.0 metric pitch) (fits 5mm shaft)/ set screw (for use only with steel spur gears)