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 800071 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request 800231 Tube Holder Kit, Quad Variable, 6 x 70mm Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request