Screw caps for screwthread tubes GL14, bore 8mm Back Catalog number: OST-201-0246 Availability: In the manufacturer's stock Price on request - + Recommended C-CL010 Penclips, pk10 Price on request HEDDEV31_5L DEVEX gas sampling bag, stopcock straight valve, 5L Price on request SERLFP-5003 Spare back pressure adapter, ACTI-VOC Price on request