Tube Holder Housing End, 5/8", for 7-10mm Back Catalog number: 800064 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9967-50 Sorbent Tube, Silica Gel, 8X110, 300/150, 50/BX Price on request 800231 Tube Holder Kit, Quad Variable, 6 x 70mm Price on request 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request