Roller Chain Sprocket; 08B-1 Chain; 42 Teeth; 1 Row of Teeth; No Hardened Teeth; 177.089MM Outside Diameter; 169.94MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 32B-1 Chain; 42 Teeth; 1 Row of Teeth; No Hardened Teeth; 708.355MM Outside Diameter; 679.78MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 50.8MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 60-2 Chain; 42 Teeth; 2 Row of Teeth; No Hardened Teeth; 10.458" Outside Diameter; 10.037" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 12B-1 Chain; 42 Teeth; 1 Row of Teeth; Hardened Teeth; 265.633MM Outside Diameter; 254.92MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Synchronous Pulley; 1/2" Belt Width; 3/8 Inch Belt Pitch; L Belt Style; 42 Teeth; 0.748" Face Width; Rough Bore; 4.983" Outside Diameter; 5.013" Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore