Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: DEV71_5L Availability: In the manufacturer's stock Price on request - + Recommended M-DSK15-120 Spacer disc, alum, 1.5mm, for M-CTE120I,pk 24 Price on request U-CENKIT Starter Kit: Centri booster pack (DiffLok caps and O-rings) Price on request P-CP010 VOC-Mole cap assembly,pk10 Price on request