11mm Aluminium Crimp Cap, Silver with Red PTFE/White Silicone/Red PTFE Septa, 1mm

Alternative to:
La-Pha-Pack: 11 03 0196, Chromacol: 11-AC-TST1, National: C4011-2A, Agilent: 5181-1211 + 5183-4499, Fisher: 11782418, VWR: 548-0007., Waters: PSL404231