Roller Chain Sprocket; 12B-1 Chain; 20 Teeth; 1 Row of Teeth; Hardened Teeth; 131.724MM Outside Diameter; 121.78MM 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; 78 Chain; 20 Teeth; 1 Row of Teeth; Hardened Teeth; 16.676" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 120 Chain; 20 Teeth; 1 Row of Teeth; Hardened Teeth; 10.371" Outside Diameter; 9.588" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1-1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 1-3/4" Bore; 60 Chain; 20 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.186" Outside Diameter; 4.794" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 1-15/16" Bore; 100-2 Chain; 20 Teeth; 2 Row of Teeth; Hardened Teeth; 8.643" Outside Diameter; 7.99" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1-1/4" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material