Sprocket , 50 Chain Size, 3/4 Bore Dia., 23 # of Teeth
657 in, Includes Set Screws, Keyway Yes, Keyway Depth 3/32 in, Keyway Width 3/16 in, Length through Bore 1 in, Material Grade 1045.Sprocket, Bore Diameter 3/4 in, For Chain Pitch 5/8 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 2 in, Number of Teeth 23, Outside Diameter 4.92 in, Pitch Diameter 4.59 in, Bore Type Plain, Chain Number 50, Finish Black Oxide, For Pitch Type Single Pitch, Hub Diameter 3 in, Hub Projection 0.