Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended U-T15ATA-2S UNITY 2 Cold trap, TO-15/TO-17 Air Toxics C2/3 Price on request 632443607250 Vzorkovnice na plyny 7501/250ML Price on request 632443606950 Vzorkovnice na plyny s jednocest. + trojcest. koho Price on request