Pre-slit White PTFE/Red Silicone Septa, 11mm Crimp-top Aluminum Cap, 5.5mm Centre Hole Back Catalog number: PL30A-016 Availability: In the manufacturer's stock Price on request - + Recommended 70288.1 N 11 Aluminium crimp cap, green, center hole Silicone white/PTFE red Hardness: 45° shore A Thickness: 1.3mm pack of 100 19,89 € 5181-3376 Vial,crimp,2ml,ambr,WrtOn,cert,100PK 23,86 € CT-TDAS-3035 Crimp caps 8mm with septum, pk/100 Price on request