Roller Chain Sprocket; 160 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 14.47" Outside Diameter; 13.42" Pitch Diameter; C-Hub Both Sides; Bushed Mount; R2 Bushing; 2" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 3-7/16" Bore; 140 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 12.661" Outside Diameter; 11.743" Pitch Diameter; C-Hub Both Sides; Finished Bore Mount; No Bushing; 1-3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 200-2 Chain; 21 Teeth; 2 Row of Teeth; Hardened Teeth; 18.088" Outside Diameter; 16.775" Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 2-1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material