Roller Chain Sprocket; 1-3/8" Bore; 50-2 Chain; 25 Teeth; 2 Row of Teeth; Hardened Teeth; 5.323" Outside Diameter; 4.987" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 50-2 Chain; 12 Teeth; 2 Row of Teeth; Hardened Teeth; 2.708" Outside Diameter; 2.415" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain; 50-2 Chain Size; Riveted; 5/8" Chain Pitch; Standard Chain Series; 2 Strand; Carbon Steel; ANSI; 0.4" Roller Diameter; 3/8" Roller Width; 0.08" Plate Thickness; 0.591" Plate Height; Curved; 0.2" Pin Diameter