Finished Bore with Keyway & SS Bore Sprocket, 50 Chain Size, 1-3/16 Bore Dia., 18 # of Teeth, TRITAN, Mfr# 50BS18H X 1 3/16

Sprocket, Bore Diameter 1 3/16 in, For Chain Pitch 5/8 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 1 3/16 in, Number of Teeth 18, Outside Diameter 3.92 in, Pitch Diameter 3.599 in, Bore Type Fixed, Chain Number 50, Finish Black Oxide, Hub Diameter 2 7/8 in, Hub Projection 0.657 in, Includes Set Screws, Keyway Yes, Keyway Depth 1/8 in, Keyway Width 1/4 in, Length through Bore 1 in, Number of Set Screws 2