Tube Holder Housing End, 5/8", for 1/4" OD, Open E Back Catalog number: 800071 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800170-10 Tube Holder Hose Barb Fitting (Packg of 10) Price on request 200131 Impinger Holder, Double, Aluminum, GilAir/HFS Price on request 800165 Sorbent tube adapter nipple for Dual manifold High Price on request