Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended M-DSK15-250 Spacer disc, alum, 1.5mm, for M-CTE250I,pk 24 Price on request TDL71_0.5L Tedlar PVF Gas Sampling Bag with PP valve, 0,5L Price on request TDL31_5L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 5L Price on request