Roller Chain Sprocket; 20B-1 Chain; 39 Teeth; 1 Row of Teeth; Hardened Teeth; 412.344MM Outside Diameter; 394.57MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-3/16" Bore; 80 Chain; 39 Teeth; 1 Row of Teeth; Hardened Teeth; 12.987" Outside Diameter; 12.428" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Synchronous Pulley; 36MM Belt Width; 8 MM Belt Pitch; 8M-36 Belt Style; 39 Teeth; 40.132MM Face Width; Bushed; 97.714MM Outside Diameter; 99.314MM Pitch Diameter; Yes Keyway; 14 To 38MM Bushing Bore Range; 1610 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 50 Chain; 39 Teeth; 1 Row of Teeth; Hardened Teeth; 8.117" Outside Diameter; 7.768" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 1-1/4" Bore; 80 Chain; 39 Teeth; 1 Row of Teeth; Hardened Teeth; 12.987" Outside Diameter; 12.428" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material