Sprocket For Bushing Size SDS For Bushing Type Quick Detachable For Chain Pitch 1 1/4 in Material Steel Number of Teeth 12 Outside Diameter 5.42 in Pitch Diameter 4.83 in Chain Number 100 For Number of Strands Single Maximum Bore Diameter 2 in Finish Black Oxide Hub Diameter 3 3/16 in Hub Projection 0.058 in Hub Type One Side Length through Bore 3/4 in Standards ANSI B29.1 BIS Teeth Heat Treatment Hardened Teeth Tooth Width 0.692 in Width Across Tooth Sets Not Applicable