Sprocket For Bushing Size JA For Bushing Type Quick Detachable For Chain Pitch 5/8 in Material Steel Number of Teeth 16 Outside Diameter 3.52 in Pitch Diameter 3.204 in Chain Number 50 For Number of Strands Single Maximum Bore Diameter 1 1/4 in Finish Black Oxide Hub Diameter 2 1/16 in Hub Projection 0.782 in Hub Type One Side Length through Bore 1 1/8 in Standards ANSI B29.1 BIS Teeth Heat Treatment Hardened Teeth Tooth Width 0.343 in Width Across Tooth Sets Not Applicable