4pcs 48P Pinion Gear 3.175mm Set Hardened 28T 29T 30T 31T 48DP Pitch Gears RC Upgrade Part with Screwdriver

This is hardened steel 28 29 30 31 tooth, 48 pitch pinion gear for motors with a 3.175mm shaft FEATURES CNC machined- Hardened steel to increased wear resistance and improve fatigue life Nitrided to enhanced hardness corrosion resistance SPECIFICATIONS:  Tooth count: 28 29 30 31 Tooth pitch: 48 Tooth face width: 7mm length: 14mm For shaft: 3.175mm PACKAGE INCLUDE: 4x Pinion gear(28 29 30 31T) 4x M3x4mm set screw 1x 1.5mm hex wrench