Septa, Red PTFE/White Silicone, 9mm, pk/100

13mm x 0.075" Red PTFE/Silicone Septa, pk/100

13mm x .100" PTFE/Silicone - 10mil PTFE/90mil Sili

N 20 septa Silicone white/PTFE, 3mm, pk/100