4Pcs 18t 19t 20t 21t Steel 32p Pinion Gear 5mm Bore for 1/8 1/10 RC Car Motor

This is hardened steel 18 19 20 21 tooth, 32 pitch pinion gear for motors with a 5mm shaftFEATURESCNC machined- Hardened steel to increased wear resistance and improve fatigue lifeNitrided to enhanced hardness corrosion resistanceSPECIFICATIONS: Tooth count: 18 19 20 21Tooth pitch: 32 pitch(0.8 module is the same as 32 standard)Tooth face width: 7mmlength: 14mmFor shaft: 5mmPACKAGE INCLUDE:4x Pinion gear(18 19 20 21T)4x M4x4mm set screw1x 2mm hex wrench