Roller Chain Sprocket; 20B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 127.203MM Outside Diameter; 112.7MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 10B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 63.602MM Outside Diameter; 56.35MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 15.875MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 100 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 5.008" Outside Diameter; 4-7/16" 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; 80 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 4.006" Outside Diameter; 3.55" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 28B-1 Chain; 11 Teeth; 1 Row of Teeth; Hardened Teeth; 178.079MM Outside Diameter; 157.75MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material