ROLLER CHAIN SPROCKET,  

MARTIN   60B48  

PITCH   60  (3/4")

TEETH,   48

BORE,   1-11/16" WITH 3/8" KEYWAY

HUB DIAMETER,  4-1/4"

**CAN BE BORED TO A MAX OF 2-3/4"**

THIS SPROCKET IS NEW OLD STOCK.