Sprocket, Bore Diameter 1 15/16 in, For Chain Pitch 1 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 1 15/16 in, Number of Teeth 32, Outside Diameter 10.75 in, Pitch Diameter 10.202 in, Bore Type Fixed, Chain Number 80, Finish Black Oxide, Hub Diameter 4 3/4 in, Hub Projection 1.425 in, Includes Set Screws, Keyway Yes, Keyway Depth 1/4 in, Keyway Width 1/2 in, Length through Bore 2 in, Number of Set Screws 2