Hobbyking Hardened Steel Pinion Gear Sets are a must for every electric R/C car racer. The pinion gear set includes 3 individual pinions ranging from 17 - 19T, so if your looking for faster acceleration, improved top speed or a perfectly balanced all rounder, then the pinion gear sets are just the ticket and at a price that will not break the bank! 

Specs: 
Material: Hardened steel 
Finish: Hard coated 
Pitch: 32P
To Fit Shaft Size: 5mm
Kit Includes: 17/18/19T
Kit Weight: 20.78g