Explorer Pro: Ergonomic Explorer Ergonomically designed Silva Explorer Pro compass with addition of a clinometer and a geared declination scale for quick adjustments of map bearings to field headings. 1:24,000 and 1:62,500 direct reading scales ensure accurate mapping and plotting. Extended base plate on the Explorer Pro has inch and 1/10-mile direct reading scales that meet U.S.G.S. standards. Features: - 2 dial graduations on the Silva Explorer Pro - Built-in magnifier for map details - Geared declination scale for quick adjustments of map bearings to field headings Specifications: - Inch and 1/10 mile scales - 1:24,000 and 1:62,500 scales - 2 graduations - Gear declination scale - Map magnifier - Clinometer - 2.125" x 4.1875" - 1.0 oz. Manufactures Website Address www.silvausa.com Warranty Information