Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Back Catalog number: 800136 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9984-50 Sorbent Tube, Porapak-R 6X70, 70/35, 50/BX Price on request 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request 800139 Tube Holder Adapter for 1/2" Ends Price on request