Single Tube Holder Kit, 6 x 70mm (Standard Charcoa Back Catalog number: 800149 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800136 Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Price on request 800170-10 Tube Holder Hose Barb Fitting (Packg of 10) Price on request 811-9980-50 Sorbent Tube, XAD-7, 6X70, 60/30, 50/BX Price on request