Sprocket For Bushing Size SF For Bushing Type Quick Detachable For Chain Pitch 3/4 in Material Steel Number of Teeth 42 Outside Diameter 10.46 in Pitch Diameter 10.036 in Chain Number 60 For Number of Strands Single Maximum Bore Diameter 2 15/16 in Finish Black Oxide Hub Diameter 2 15/16 in Hub Projection 1.791 in Hub Type One Side Length through Bore 2 1/4 in Standards ANSI B29.1 BIS Teeth Heat Treatment Not Hardened Tooth Width 0.459 in