Roller Chain Sprocket; 240 Chain; 12 Teeth; 1 Row of Teeth; No Hardened Teeth; 13" Outside Diameter; 11.591" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 3" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 4-7/16" Bore; 240 Chain; 17 Teeth; 1 Row of Teeth; Hardened Teeth; 17.85" Outside Diameter; 16.327" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 240 Chain; 19 Teeth; 1 Row of Teeth; No Hardened Teeth; 19.78" Outside Diameter; 18.227" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 3" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 240 Chain; 21 Teeth; 1 Row of Teeth; No Hardened Teeth; 21.71" Outside Diameter; 20.129" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 3" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Chain Link; 240 Chain Size; Riveted; 3" Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ANSI; 1-7/8" Roller Diameter; 1-7/8" Roller Width; 3/8" Plate Thickness; 2.85" Plate Height; Curved; 0.937" Pin Diameter