Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubing Back Catalog number: 800135 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800229 Tube holder plug for manifold Price on request 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request