Same performance characteristics as our standard air service VS 3 except. Oxygen cleaned for use with enriched Air Nitrox. The VS 3 is a very popular model among Nitrox divers for use on staging tanks and pony bottle redundant systems. 1 stage The first stage with piston and out of chrome brass satin is equipped with 4 outputs MP 3/8 " and an output HP 7/16 ". Connection DIN 230/300 bars or clamps 230 bars . 2 stage The 2nd stage with valve downstream is equipped with a pipe " superflow ". Кат. Номер:316 704