Screw caps for screwthread tubes GL14, bore 8mm Back Catalog number: OST-201-0246 Availability: In the manufacturer's stock Price on request - + Recommended U-T9TNX-2S Unity 2/TD-100 Cold trap, Tenax TA Price on request C-KIT325T-2S 325 Tube Kit Price on request M-DSKPF Sample disc, 1.0mm thickness, PTFE,pk 6 Price on request