Tube Holder Housing End, 1/2" for 6mm OD Back Catalog number: 800062 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200157 U-Tube replacement for P/N 800143 Price on request 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request 800165 Sorbent tube adapter nipple for Dual manifold High Flow Splitter Price on request