20mm 420 PIT DIRT BIKE 13 TOOTH FRONT SPROCKET 125cc 140cc 150cc 160cc PITBIKE

20mm 16 TOOTH / 428 PITCH PIT BIKE FRONT SPROCKET 140cc 150cc 160cc PITBIKE. 17mm 15 TOOTH 428 PITCH PIT BIKE FRONT SPROCKET 140cc 150cc 160cc PITBIKE. 17mm 15 TOOTH 428 PITCH PIT BIKE FRONT SPROCKET 50cc 110cc 125cc PITBIKE.

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