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 800062-10 Tube Holder Housing End, 1/2" for 6mm OD (Packg of Price on request 200131 Impinger Holder, Double, Aluminum, GilAir/HFS Price on request 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request