Finished Bore with Keyway & SS Bore Roller Chain Sprocket, 41 Chain Size, 13 # of Teeth
648 in, Includes Set Screws, Keyway Yes, Keyway Width 1/4 in, Length through Bore 7/8 in, Number of Set Screws 2.089 in, Bore Type Fixed, Chain Number 41, Finish Black Oxide, Hub Diameter 1 9/16 in, Hub Projection 0.Roller Chain Sprocket, Bore Diameter 1 in, For Chain Pitch 1/2 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 1 in, Number of Teeth 13, Outside Diameter 2.33 in, Pitch Diameter 2.