BTS 5.7 Litre 207 Bar Natural Aluminium Cylinder with M26 Valve & Stage Rigging Kit S16816665 5.7 Litre - 40 Cubic Feet MES 207 Bar Natural Aluminium 'Dirty Beast' Complete Stage Cylinder Set. With M26 Outlet Valve for use with Regulator 1st Stages with Nitrox M26 Thread. For use with normal Breathing Air or Nitrox, all O-Rings are Viton ready for O2 cleaning for use with Nitrox.  Complete with 32mm - 1 1/4 Inch Webbing Stage Carrying Strap with Valve Securing Loop, Stainless Steel Easy Grip Bolt Snaps, Stainless Steel Hi Grip Attachment Band with Protective Cover & Pair of Rubber Cylinder Bands.