Fastener Specialty, Inc.’s newest innovation, aimed at servicing the General Aviation and instrument panel market is our FSIM-Series Instrument Mount Nut Ring (FAA-PMA # PQ1026SW).Advantages of our brackets are ease in mounting instruments and preventing loose hardware from falling into sensitive areas by eliminating those “grasshopper clips”.Available in standard instrument sizes, kits contain a bracket plus mounting screws and threaded guides. Sizes include 2-1/4 inch and 3-1/8 inch sizes, available in three-point and four-pint mounts.