Tube Holder Kit, Quad Variable (Includes 6x70mm, 7 Back Catalog number: 800249 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 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request 800232 Tube Holder Kit, Deluxe (Single, Dual, Triple & Qu Price on request