12 Tooth 40 41 420 Chain 3/4 Bore Jackshaft “B” Sprocket

Description

3/4″ Bore Sprocket for #40/41/420 Chain 12 Tooth 3/16″ Keyway

3/4″ Bore B Type Engine Sprocket for Jackshafts. B Type sprockets have a hub on one side. Keyways are 3/16″. B sprockets have (2) 5/16-18 set screws. #40/41/420 Chain 12 Tooth 3/16″ Keyway