Bally Rings - O-Ring Grommets for Rigging Ballyhoo Baits (Size #3, 200 pieces) Bally Rings make for quicker rigging and more natural swimming of ballyhoo baits Eliminates the need to size and fit your hook to a barrel swivel O-Ring size #3 for hook size 4/0 to 9/0 --- O-Ring size #4 for hook size 7/0 to 10/0 Attach monel or copper to the o-ring at the top of the ballyhoo's head