Spur Gear; 4-1/2" Pitch Diameter; 6 DP; 2" Face Width; Rough Bore; 27 Teeth; 20 Degree Pressure Angle; Minimum Plain Bore; 2-1/8" Max Bore; 3-1/2" Hub Diameter; Steel

Roller Chain Sprocket; 1-1/8" Bore; 50 Chain; 27 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.723" Outside Diameter; 5.384" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material