Adapter, Cone Only, 3.5mm ID

Unique adapter is made entirely of PTFE and is supplied complete with a series of 5 all PTFE ferrule style cones. These cones have inside diameters that run from 3.5 to 6.5mm and seal against the inserted tube by means of a threaded compression screw. Cones are color coded for easy identification. Replacement PTFE cones are available in sets of 5 or individually.