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 811-9973-50 Sorbent Tube, XAD-2, 8X110, 100/50, 50/BX Price on request 200104 Tube Holder Housing, 5 x 150mm, 1/2", S255 [Kitaga Price on request 200484 Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, Gil Price on request