Roller Chain Sprocket; 50 Chain; 39 Teeth; 1 Row of Teeth; No Hardened Teeth; 8.117" Outside Diameter; 7.768" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 5/8" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Change Gear; 1-1/4" Bore; 3.9" Pitch Diameter; 10 DP; 1" Face Width; Finished Bore; 39 Teeth; 14-1/2 Degree Pressure Angle; Steel

Change Gear; 5/8" Bore; 1.95" Pitch Diameter; 20 DP; 3/8" Face Width; Finished Bore; 39 Teeth; 14-1/2 Degree Pressure Angle; Steel

Roller Chain Sprocket; 40 Chain; 39 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.494" Outside Diameter; 6.214" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 1/2" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Change Gear; 1" Bore; 3-1/4" Pitch Diameter; 12 DP; 3/4" Face Width; Finished Bore; 39 Teeth; 14-1/2 Degree Pressure Angle; Steel