Roller Chain Sprocket; 20B-1 Chain; 27 Teeth; 1 Row of Teeth; Hardened Teeth; 290.703MM Outside Diameter; 273.49MM 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; 20B-1 Chain; 28 Teeth; 1 Row of Teeth; Hardened Teeth; 300.838MM Outside Diameter; 283.57MM 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; 20B-1 Chain; 52 Teeth; 1 Row of Teeth; Hardened Teeth; 543.941MM Outside Diameter; 525.85MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 20B-1 Chain; 18 Teeth; 1 Row of Teeth; No Hardened Teeth; 199.111MM Outside Diameter; 182.84MM 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-1 Chain; 59 Teeth; 1 Row of Teeth; Hardened Teeth; 614.782MM Outside Diameter; 596.56MM Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 31.75MM Chain Pitch; ISO Roller Chain; No Keyway; Carbon Steel Material