Tube for 2510 - 1650 Brine Valve w/o nuts

Tube for 1600 and 1650 Brine Valve Piston Assembly on fleck 2510 Valve, with out Nuts, Ferrules, or Inserts.
They can be purchased separately ( SEE related product = Nut used on 1650 Brine Valve Assembly GFN 19625 ).