GENUINE BRIDGESTONE, STEEL REAR SPROCKET.

PART NUMBER= 5381-5010 ? ON LABEL IN PACKET, AS SHOWN IN PICTURE.

MADE IN JAPAN

48 TOOTH

INNER HOLE DIAMETER= 52mm

4x 8mm MOUNTING HOLES

MOUNTING HOLES CENTRE TO CENTRE= 70mm

CHAIN PITCH= 428

RARE ITEM TO FIND NEW.

STOCK BIN= MB12924- SB8