Roller Chain Sprocket; 20B-2 Chain; 57 Teeth; 2 Row of Teeth; No Hardened Teeth; 594.512MM Outside Diameter; 576.35MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 20B-2 Chain; 16 Teeth; 2 Row of Teeth; Hardened Teeth; 178.664MM Outside Diameter; 162.75MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 20B-2 Chain; 21 Teeth; 2 Row of Teeth; No Hardened Teeth; 229.718MM Outside Diameter; 213.03MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 20B-2 Chain; 60 Teeth; 2 Row of Teeth; No Hardened Teeth; 624.865MM Outside Diameter; 606.66MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 20B-2 Chain; 19 Teeth; 2 Row of Teeth; No Hardened Teeth; 209.321MM Outside Diameter; 192.9MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material