The brass Lid Roller is part of the Lid Dropper Retention Plate assembly and is used on all Wild Goose Filling Lid Droppers.

The brass Lid Roller is part of the Lid Dropper Retention Plate assembly and is used on all Wild Goose Filling Lid Droppers.

The Lid Roller applies a small amount of pressure on the lid and rolls off the lid as it is being applied to the filled can.