DirZone RING - Single tank:New circular style wing for diving with a single tank. Comes out from time proven double layer model CUB. Use for single tanks.DirZone Backplate- complete: Dural backplate, thickness 3/6 mm with PA harness, stainless-steel D-rings and stoppers, stainless-steel buckle, crotch strap and pocket with knife. Backplate is made of aluminium alloy resistant to salt water. Backplate is hard anodized. Edges bevelled on a NC cutter. Set doesn't include MC storage pocket! DirZone Tank band with metal buckle:Paketissa kaksi kappaletta säiliöpantoja.DirZone Ballast System 9kg: Weight pocket for 9 kg weight from Dirzone.  Dimensions 20 x 12 cm DirZone Ballast System Vertical: Weight pocket by Dirzone. Dimensions 4 kg: 14 x 12 cm 6 kg: 19 x 11 cm