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 5181-1211 11mm crimp cap, PTFE/S/PTFE septa 100/PK 773,61 Kč 5181-1212 Crimp caps 11mm/black Viton septa 100/PK 1 897,64 Kč 5160M-11 11mm Silver Magnetic Seal, PTFE/Silicone/PTFE Lined 828,00 Kč