Roller Chain Sprocket; 1-1/4" Bore; 08B-1 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 3.292" Outside Diameter; 3.038" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 30MM Bore; 08B-1 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 83.617MM Outside Diameter; 77.16MM Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 08B-1 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 83.617MM Outside Diameter; 77.16MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 3/4" Bore; 08B-1 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 3.292" Outside Diameter; 3.038" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 1/2" Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 25MM Bore; 08B-1 Chain; 19 Teeth; 1 Row of Teeth; Hardened Teeth; 83.617MM Outside Diameter; 77.16MM Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material