Magnetic Screw Seals ND18, Silicone blue/PTFE white, 1,3mm, pk/100 Back Catalog number: 18031309 Availability: In the manufacturer's stock Price on request - + Recommended 5145TP8-20 20mm Silver Tin Plate Seal, 8mm Hole, 0.100" PTFE/ 2 898,00 Kč 702093 N20 AL crimp cap, blue SIL/PTFE, pk/100 962,00 Kč 320020-2375 20mL Clear HS Vial, 23x75mm, 20mm Crimp, pk/100 1 093,00 Kč