Single Variable Flow Kit, 5 x 150mm [Kitagawa TWA Back Catalog number: 800254 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9972-50 Sorbent Tube, TenaX, 8X110, 100/50, 50/BX Price on request 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request