If it works half as good as it looks your set. Is the counterweight bolted from the back? Could use longer bolts and stack a few plates on the back. It'll add to your tail swing but the further you get weight away from the swing the more work it does.
Life summed up by refrigerator magnets:
HE WHO DIES WITH THE MOST TOYS WINS
OLD RANCHERS NEVER DIE,
THEY JUST QUIT HORSIN AROUND