Single Tube Holder Kit, 7 x 130mm [Draeger Long T Back Catalog number: 800262 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9969-100 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 100/BX Price on request 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request 200115 Tube Holder Housing, 7 x 130mm, 5/8", L247 [Draege Price on request