UST Folding Map Compass Black. The clear base plate and swivel bezel allow for easy map reading. The UST Folding Map Compass also has an adjustable declination feature with screwdriver and lanyard. The rugged 5mm base on the UST Compass Folding Map is ready for the rough days on the trail. Specifications for UST Folding Compass: Size LxWxD: 4" x 2.5" x 0.75" (102 x 64 x 19mm) Weight: 2.4 oz. (68g) Features of UST Folding Map Compass: Clear base plate and swivel bezel for easy map reading Adjustable declination feature with screwdriver and lanyard included Rugged 5mm-thick base Package Contents: UST Folding Map Compass 20-02149-10 Liquid-filled folding compass with sighting mirror and slope indicator.