20mm Aluminium Crimp Cap, Open Hole, Silver with Pre-fitted Pharma-Fix Moulded Grey PTFE/Butyl Septa, 3mm

Alternative to:
La-Pha-Pack: 20 03 0030, National: C4020-36A, Agilent: 5183-4479, Fisher: 11778246, VWR: 548-0059, Waters: PSL408234