Magnetic screw cap silver,PTFE/SIL, ND18, pk/100 Back Catalog number: 18 03 1414 Availability: In the manufacturer's stock Price on request - + Recommended 5040-4681 Purple screw caps PTFE/Silicone septa 27,59 € 702040 N9 screw cap, red, Sil white/PTFE blue, pk/100 24,64 € 9053P-12SFRB Convenience Pack - P/N 30509P-1232 and 5390-09SFRB 47,82 €