Triple Variable Tube Holder Kit, 6 x 70mm Back Catalog number: 800230 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 143SA Xylene (5-1000 ppm) Gas detector tubes, pk/10 Price on request 200484 Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, GilAir-3/GilAir-5/HFS Price on request 200104 Tube Holder Housing, 5 x 150mm, 1/2", S255 Price on request