Roller Chain Sprocket; 50 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 10.508" Outside Diameter; 10.153" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 40 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 8-13/32" Outside Diameter; 8.122" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 28B-1 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; A-No Hub; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 12B-1 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; 318.4MM Outside Diameter; 309.45MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 16B-1 Chain; 51 Teeth; 1 Row of Teeth; Hardened Teeth; B-Hub One Side; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material