Lab-Master High Pressure Hose with NRV, 300 bar, Helium/Inert Cylinder (BS341 No.3), 1800mm

An 1800mm flexible high-pressure hose with non-return valve, rated 300 bar, with a BS341 No.3 oxygen/inert cylinder connection (BS341 is the UK cylinder thread standard), for helium and inert gas mixtures.