Tube Holder Kit, Quad Variable, 6 x 70mm Back Catalog number: 800231 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800063 Tube Holder Housing End, 1/2" for 5mm OD Price on request 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request