Tube Holder Adapter for 5/8" Ends Back Catalog number: 800138 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 103SD Sulphur Dioxide 1-60 ppm Gas Detector Tube, pk/10 Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request 800249 Tube Holder Kit, Quad Variable (Includes 6x70mm, 7-10x110mm, 7-10x150mm, 7-10x175mm) Price on request