Tube Holder Housing End, 1/2" for 5mm OD Back Catalog number: 800063 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 158S Sensidyne Gas Detector Tubes, Styrene (2.5-300 ppm), pk/10 Price on request 800066 Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubing Price on request 800165 Sorbent tube adapter nipple for Dual manifold High Flow Splitter Price on request