ND18Magnetic Screw Cap, Sil/PTFE (white/blue),1.5mm, pk/100 Back Catalog number: 18031414 Availability: In the manufacturer's stock Price on request - + Recommended 70217.36 Vial N20-20, CR, a, 23.25x75.5, fl., DIN 39,32 € 5156TP8-20SP 20mm Gold Magn. Seal, 8mm, 0.060" PTFE/Sil,pk/100 71,16 € 5150BM18-20B 20mm Blue BiMetal Seal, 0.118" PTFE/Silicone 72,90 €