Roller Chain Sprocket; 08B-3 Chain; 78 Teeth; 3 Row of Teeth; No Hardened Teeth; A-No Hub; Rough Bore Mount; No Bushing; 12.7MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 12B-3 Chain; 78 Teeth; 3 Row of Teeth; No Hardened Teeth; A-No Hub; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Spur Gear; 6-1/2" Pitch Diameter; 12 DP; 3/4" Face Width; Rough Bore; 78 Teeth; 14-1/2 Degree Pressure Angle; Minimum Plain Bore; 1-7/16" Max Bore; 2-1/2" Hub Diameter; Cast Iron

Roller Chain Sprocket; 10B-2 Chain; 78 Teeth; 2 Row of Teeth; No Hardened Teeth; 402.2MM Outside Diameter; 394.25MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 15.875MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Change Gear; 5/8" Bore; 3.9" Pitch Diameter; 20 DP; 3/8" Face Width; Finished Bore; 78 Teeth; 14-1/2 Degree Pressure Angle; 1.56" Hub Diameter; Cast Iron