SGE SilTite µ-Union Ferrule, for 0.1-0.25mm&0.53mm columns/FS, pk/10 Back Catalog number: 073568 Availability: In the manufacturer's stock Price on request - + Recommended 5020-8293 Column nut, Finger tight 530um columns 29,38 € 5182-3477 TCD Back Ferrule for 1/8in inlet 10/PK 97,77 € 5062-3514 Ferrule, 0.5mm VG 0.32 col 10/PK 77,70 €