Roller Chain Sprocket; 100-2 Chain; 21 Teeth; 2 Row of Teeth; Hardened Teeth; 9.044" Outside Diameter; 8.388" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1-1/4" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 160-2 Chain; 21 Teeth; 2 Row of Teeth; Hardened Teeth; 14.47" Outside Diameter; 13.42" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 28B-1 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 321.589MM Outside Diameter; 298.24MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 2082 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 14.47" Outside Diameter; 13.419" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 3.618" Outside Diameter; 3.355" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material