This is an orginal Flite part.
Arrma Pinion Gear 20T 0.5 MOD CNC 2.3mm Bore ARA311206
Arrma Pinion Gear 21T 0.5 MOD CNC 2.3mm Bore ARA311207
Arrma Pinion Gear 25T MOD 0.5 CNC 3.2mm Bore ARA-2176
Arrma Pinion Gear 16T MOD 0.5 CNC 3.2mm Bore ARA-2028
Arrma Pinion Gear 26T MOD 0.5 CNC 3.2mm Bore ARA-2177
Arrma Pinion Gear 13T MOD 0.5 CNC 2.3mm Bore ARA-2628