The Backplate, a plate, commonly comprised of stainless steel, often aluminium or carbon fibre composite, and that is held versus the diver's back because of the harness, and to which the diver's Principal cylinder or cylinders are hooked up. Sidemount diving – Diving employing gear configuration wherever scuba sets are http://pandora.nla.gov.au/external.html?link=https://asiwoturkiye.com