Devex Gas sampling bags 10L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: DEV71_10L Availability: In the manufacturer's stock Price on request - + Recommended RMK-0003-2S Markes Online Systems PM Kit Price on request OST-201-0246 Screw caps for screwthread tubes GL14, bore 8mm Price on request C-KIT325T-2S 325 Tube Kit Price on request