Roller Chain Sprocket; 16B-3 Chain; 21 Teeth; 3 Row of Teeth; No Hardened Teeth; 183.769MM Outside Diameter; 170.42MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 16B-3 Chain; 21 Teeth; 3 Row of Teeth; No Hardened Teeth; 183.769MM Outside Diameter; 170.42MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 16B-3 Chain; 22 Teeth; 3 Row of Teeth; No Hardened Teeth; 191.897MM Outside Diameter; 178.48MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 16B-3 Chain; 21 Teeth; 3 Row of Teeth; No Hardened Teeth; 183.769MM Outside Diameter; 170.42MM Pitch Diameter; B-Hub One Side; Bushed Mount; 3030 Bushing; 25.4MM Chain Pitch; ISO Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 16B-3 Chain; 46 Teeth; 3 Row of Teeth; No Hardened Teeth; 386.563MM Outside Diameter; 372.2MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 25.4MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material