Stock Plain Bore Bore Roller Chain Sprocket, 50 Chain Size, 25 # of Teeth
32 in, Pitch Diameter 4.987 in, Bore Type Plain, Chain Number 50, Finish Black Oxide, Hub Diameter Not Applicable, Hub Projection Not Applicable, Keyway No, Keyway Depth Not Applicable, Keyway Width Not Applicable, Length through Bore 5/16 in, Number of Set Screws 0, Set Screw Location Not Applicable.Roller Chain Sprocket, Bore Diameter 3/4 in, For Chain Pitch 5/8 in, For Number of Strands Single, Hub Type No Hub, Material Steel, Maximum Bore Diameter 2 in, Number of Teeth 25, Outside Diameter 5.