Detail Dinamo Motor Gear Sprocket Model 420 Electric Scooters (7206)
****The main parameter of 420 10T Pinion: Teeth:10T Gears distance:12.7mm Inner diameter:12-17mm(inner diameter17mm)(inner width 12mm) Outer diameter:47mm Thickness:5mm Weight:35g Suitable Chain:420 chain Suitable motor:Our company and Unite 1020Z,1120ZXF,1122ZXF,1418ZXFetc series geared motor
****The main parameter of 420 14T Pinion: Teeth:14T Gears distance:12.7mm Inner diameter:9-13mm(inner diameter9mm)(inner width 13mm) Outer diameter:61mm Thickness:5mm Weight:80g Suitable Chain:420 chain Suitable motor:Our company and Unite Motor 1223F,10518 etc series geared motor