Spare solid glass stopcock key, NS 14,5, 2pc/pk Back Catalog number: OST-227-3141 Availability: In the manufacturer's stock Price on request - + Recommended C-MCTEKIT-250 High Temperature MCTE Starter Kit Price on request U-COV10 O-Ring, low-emission,size 010, pk10(e2/e3 systems) Price on request 632443606150 Vzorkovnice na plyny s jednocest. + trojcest. koho Price on request