Synchronous Pulley; 12.7MM Bore; 20MM Belt Width; 8 MM Belt Pitch; 8M-20 Belt Style; 26 Teeth; 28.575MM Face Width; Finished Bore; 64.846MM Outside Diameter; 66.218MM Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Roller Chain Sprocket; 16B-1 Chain; 26 Teeth; 1 Row of Teeth; No Hardened Teeth; 224.434MM Outside Diameter; 210.72MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 2-7/16" Bore; 100 Chain; 26 Teeth; 1 Row of Teeth; Hardened Teeth; 11.045" Outside Diameter; 10.37" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1-1/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 2-11/16" Bore; 80 Chain; 26 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.836" Outside Diameter; 8.296" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 3-1/2" Bore; 80 Chain; 26 Teeth; 1 Row of Teeth; Hardened Teeth; 8.836" Outside Diameter; 8.296" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material