Stock Plain Bore Bore Sprocket, 25 Chain Size, 1/4 Bore Dia., 12 # of Teeth
966 in, Bore Type Plain, Chain Number 25, Finish Black Oxide, Hub Diameter 5/8 in, Hub Projection 0.083 in, Pitch Diameter 0.Sprocket, Bore Diameter 1/4 in, For Chain Pitch 1/4 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 3/8 in, Number of Teeth 12, Outside Diameter 1.39 in, Keyway No, Keyway Depth Not Applicable, Keyway Width Not Applicable, Length through Bore 1/2 in, Number of Set Screws 0, Set Screw Location Not Applicable.