Roller Chain Sprocket; 80 Chain; 31 Teeth; 1 Row of Teeth; Hardened Teeth; 10.434" Outside Diameter; 9.884" Pitch Diameter; B-Hub One Side; Bushed Mount; Q1 Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 80 Chain; 31 Teeth; 1 Row of Teeth; Hardened Teeth; 10.434" Outside Diameter; 9.884" Pitch Diameter; B-Hub One Side; Bushed Mount; 2517 Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 31 Teeth; 19.05MM Face Width; Bushed; 77.343MM Outside Diameter; 78.943MM Pitch Diameter; Yes Keyway; 14 To 30MM Bushing Bore Range; 1210 Bushing; No Minimum Plain Bore

Synchronous Pulley; 21MM Belt Width; 8 MM Belt Pitch; 8M-21 Belt Style; 31 Teeth; 23.368MM Face Width; Bushed; 77.343MM Outside Diameter; 78.943MM Pitch Diameter; Yes Keyway; 14 To 30MM Bushing Bore Range; 1210 Bushing; No Minimum Plain Bore

Synchronous Pulley; 30MM Belt Width; 8 MM Belt Pitch; 8M-30 Belt Style; 31 Teeth; 38MM Face Width; Bushed; 77.57MM Outside Diameter; 78.94MM Pitch Diameter; Yes Keyway; 14 To 42MM Bushing Bore Range; 1615 Bushing; No Minimum Plain Bore