Roller Chain Sprocket; 2-3/16" Bore; 81X Chain; 9 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.298" Outside Diameter; 7.628" Pitch Diameter; C-Hub Both Sides; Finished Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-1/8" Bore; 80 Chain; 9 Teeth; 1 Row of Teeth; Hardened Teeth; 3.348" Outside Diameter; 2.924" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-7/16" Bore; 78 Chain; 9 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.176" Outside Diameter; 7.628" Pitch Diameter; C-Hub Both Sides; Finished Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 2-3/16" Bore; 78 Chain; 9 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.176" Outside Diameter; 7.628" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 2-3/16" Bore; 81X Chain; 9 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.298" Outside Diameter; 7.628" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material