Snap-N-Lock Clamps are custom-made clamps created to accommodate various sized bottles. These clamps are sold individually and are used with Snap-N-Lock shafts. To use, insert a bottle into the bottom plate, then lock the clamp in place with the easy-to-use lever. Lastly, snap the clamp onto the lid and pull the lever down to lock it into place. To release, simply pull up on the lever. These clamps are custom made and designed to fit the customers exact bottle.