Dive tanks are heavy and expensive, so nothing is worse when you are running your boat and the tank you thought was secure is now rolling around dangerously on your boat. Solve this issue with the new Dive Tank Holder Set. This holder allows you to vertically mount your dive tank to practically anywhere on the boat or the dock. The holder accommodates most traditional size tanks and has an adjustable vinyl strap and buckle system to increase or decrease the size and tension