Synchronous Pulley; 21MM Belt Width; 8 Millimeter Belt Pitch; 8M-21 Belt Style; 50 Teeth; 24.638MM Face Width; Bushed; 131MM Flange OD; 125.73MM OD; 127.34MM Pitch Diam; Yes Keyway; 14 To 50MM Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

12MM Belt Width; 8MM Belt Pitch; 8M-12 Poly Chain GT2 Belt Style; 50 Teeth; 14.478MM Face Width; Bushed; 137.414MM Flange OD; 125.73MM OD; 127.33MM Pitch Diam; Keyway; 12.7 To 53.975MM Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

36MM Belt Width; 8MM Belt Pitch; 8M-36 Poly Chain GT2 Belt Style; 50 Teeth; 40.132MM Face Width; Bushed; 137.414MM Flange OD; 125.73MM OD; 127.33MM Pitch Diam; Keyway; 12.7 To 53.975MM Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

21MM Belt Width; 8MM Belt Pitch; 8M-21 Poly Chain GT2 Belt Style; 50 Teeth; 24.638MM Face Width; Bushed; 137.414MM Flange OD; 125.73MM OD; 127.33MM Pitch Diam; Keyway; 12.7 To 53.975MM Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 2" Bore; 60 Chain; 50 Teeth; 1 Row of Teeth; No Hardened Teeth; 12.371" Outside Diameter; 11.945" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material