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 811-9974-50 Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request 800064-10 Tube Holder Housing End, 5/8", for 7-10mm (Packg o Price on request