For divers who frequently switch between double tank and single tank rigs, Scubapro"s X-Tek Single Tank Adapter is a convenient way to attach a Single Cylinder Assembly to your X-Tek Back-Plate. Adapter comes complete with Mounting Hardware and 2 Scubapro Super Chinch Tank Cam Bands. Easy to install on the X-Tek Form, Pro or Pure Harnesses in conjunction with the Stainless Steel or Aluminum Back-Plate, you"ll be ready for single cylinder use. Scubapro Super Chinch Tank Cam Bands are equipped with Corrosion Resistant Stainless Steel Cam Buckles attached to Durable 2" (5.1 cm) Nylon Webbing.