Sprocket For Bushing Size SH For Bushing Type Quick Detachable For Chain Pitch 5/8 in Material Steel Number of Teeth 19 Outside Diameter 4.12 in Pitch Diameter 3.797 in Chain Number 50 For Number of Strands Single Maximum Bore Diameter 1 11/16 in Finish Black Oxide Hub Diameter 3 in Hub Projection 1.157 in Hub Type One Side Length through Bore 1 1/2 in Standards ANSI B29.1 BIS Teeth Heat Treatment Hardened Teeth Tooth Width 0.343 in Width Across Tooth Sets Not Applicable