Tube Holder Housing, 6x70mm, 1/2" OD, S225 Back Catalog number: 200102 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800251 Tube Holder Kit, Dual Variable Manifold (Includes Price on request 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request 800063-10 Tube Holder Housing End, 1/2" for 5mm OD (Packg of Price on request