BTS 11.1 Litre 207 Bar Natural MES Aluminium Cylinder with DIN Valve & 2nd Outlet S16816656 11.1 Litre - 80 Cubic Feet 207 Bar MES Natural 'Dirty Beast Aluminium Cylinder complete with Left Handed 230 Bar G5/8 DIN Outlet Valve with Second Outlet For use with Regulator 1st Stages with Standard Male 232 Bar DIN Thread, which can be easily converted for use with INT - A Clamp Regulators with an optional DIN Insert. For use with normal Breathing Air, all O-Rings are Viton ready for O2 cleaning for use with Nitrox. Cylinder Measures 655mm in length with a Diameter of 184mm, weighs 16.78 Kgs plus Valve, buoyancy of +0.39 Kgs in Sea Water & -1.08 Kgs in Fresh Water when Fully Charged.