Whats in the box:Reef Scuba 6 mm Clamp with D-Ring and Holder

This Reef-Scuba 6 mm D-Ring Holder Pack makes Setting-Up Stage Bottles for Safety Stops or Decompression Stops a Snap. You can also use it for Pony Bottles. Easy Adjust Radiator Clamp" design with a Swiveling D-Ring for attachment of Clip or Rigging. Adjustments can be made with a Flat-Blade Screwdriver for Positive Retention to Cylinder. Great item to have as a spare in your Save-A-Dive Kit, get a few today. Clamp is covered by a Limited Lifetime Warranty.