Roller Chain Sprocket; 25 Chain; 84 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.686" Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 1/4" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 40 Chain; 84 Teeth; 1 Row of Teeth; No Hardened Teeth; 13.663" Outside Diameter; 13.372" Pitch Diameter; C-Hub Both Sides; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Spur Gear; 5-1/4" Pitch Diameter; 16 DP; 1/2" Face Width; Rough Bore; 84 Teeth; 14-1/2 Degree Pressure Angle; Minimum Plain Bore; 1-5/16" Max Bore; 2-1/4" Hub Diameter; Steel

Roller Chain Sprocket; 40-2 Chain; 84 Teeth; 2 Row of Teeth; No Hardened Teeth; 13.663" Outside Diameter; 13.372" Pitch Diameter; B-Hub One Side; Bushed Mount; 2517 Bushing; 1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Change Gear; 3/4" Bore; 5-1/4" Pitch Diameter; 16 DP; 1/2" Face Width; Finished Bore; 84 Teeth; 14-1/2 Degree Pressure Angle; Steel