Promax

253-999007

Promax 428 Chain 37 Tooth Rear Sprocket XR50 CRF50 XR CRF 50 SSR Coolster Dirt Pit Bike

Sprockets

428 Chain 37 Tooth Rear Sprocket
It fits for most Chinese Dirt Bikes
Inside Diameter: 48mm; Outside Diameter: 155mm; Thickness: 7mm; Fit for 428 Chain; 37 Tooth; Excellent wear resistance

428 Chain 37 Tooth Rear Sprocket
It fits for most Chinese Dirt Bikes
Inside Diameter: 48mm
Outside Diameter: 155mm
Thickness: 7mm
Fit for 428 Chain
37 Tooth
Excellent wear resistance
Please check pictures and specifications for compatibility

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