Roller Chain Sprocket; 28B-1 Chain; 30 Teeth; 1 Row of Teeth; No Hardened Teeth; 449.58MM Outside Diameter; 425.24MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 28B-1 Chain; 14 Teeth; 1 Row of Teeth; No Hardened Teeth; 221.412MM Outside Diameter; 199.76MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 44.45MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material