Sprocket For Bushing Size 1610 For Bushing Type Taper Lock For Chain Pitch 5/8 in Material Steel Number of Teeth 16 Outside Diameter 3.517 in Pitch Diameter 3.204 in Chain Number 50 For Number of Strands Single Maximum Bore Diameter 1 5/8 in Finish Black Oxide For Pitch Type Single Pitch Hub Diameter 2 25/32 in Hub Projection 0.657 in Hub Type One Side Length through Bore 1 in Material Grade 1045 Minimum Bore Diameter 1 5/8 in Resistance Properties Corrosion Resistant