Roller Chain Sprocket; 12B-2 Chain; 40 Teeth; 2 Row of Teeth; No Hardened Teeth; 253.492MM Outside Diameter; 242.8MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 28B-2 Chain; 40 Teeth; 2 Row of Teeth; No Hardened Teeth; 591.464MM Outside Diameter; 566.54MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 55MM Belt Width; 14 MM Belt Pitch; 14M-55 Belt Style; 40 Teeth; 70MM Face Width; Bushed; 175.49MM Outside Diameter; 178.25MM Pitch Diameter; Yes Keyway; 16 To 60MM Bushing Bore Range; 2517 Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 120 Chain; 40 Teeth; 1 Row of Teeth; No Hardened Teeth; 19.959" Outside Diameter; 19.119" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1-1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 25 Chain; 40 Teeth; 1 Row of Teeth; No Hardened Teeth; 3.327" Outside Diameter; 3.187" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material