Tube Holder Kit, Quad Variable, 6 x 70mm Back Catalog number: 800231 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200486 Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Price on request 800251 Tube Holder Kit, Dual Variable Manifold (Includes Price on request 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request