Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Back Catalog number: 200113 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9982-50 Sorbent Tube, Porapak-P, 6X110, 100/50, 50/BX Price on request 800074 Tube Holder Triple Variable Flow, only Price on request 800139 Tube Holder Adapter for 1/2" Ends Price on request