Sea-Dog Brass Baitwell Plug - 3/8". Clockwise turn of the handle tightens the plug brass lever snaps down to lock. Snap lock handle is adjustable to tighten plug size to fit most bait wells currently available. Specifications for Sea-Dog Brass Baitwell Plug: Manufacturer: Sea-Dog Color: Brass Features of Sea-Dog Brass Baitwell Plug Stamped Brass Nitrile Rubber Strong Durable Materials Designed for quick and simple use 1/2" Plug Width Package Contents: Sea-Dog Brass Baitwell Plug Sea-Dog 520091-1: Brass Baitwell Plug - 3/8"