Spur Gear; 5-1/2" Pitch Diameter; 10 DP; 1" Face Width; Rough Bore; 55 Teeth; 14-1/2 Degree Pressure Angle; Minimum Plain Bore; 1-5/8" Max Bore; 2-3/4" Hub Diameter; Steel

Change Gear; 1-3/8" Bore; 6-7/8" Pitch Diameter; 8 DP; 1-1/4" Face Width; Finished Bore; 55 Teeth; 14-1/2 Degree Pressure Angle; Steel

Roller Chain Sprocket; 50 Chain; 55 Teeth; 1 Row of Teeth; No Hardened Teeth; 11.305" Outside Diameter; 10.948" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Change Gear; 1" Bore; 4.583" Pitch Diameter; 12 DP; 3/4" Face Width; Finished Bore; 55 Teeth; 14-1/2 Degree Pressure Angle; Steel

Change Gear; 5/8" Bore; 2-3/4" Pitch Diameter; 20 DP; 3/8" Face Width; Finished Bore; 55 Teeth; 14-1/2 Degree Pressure Angle; Steel