With scales of 1:24,000, 1:25,000, and 1:50,000 , the Silva Ranger 515 CL sighting compass makes plotting easy no matter which type of topographic map you're using.Other versatile compass features include a 0-360 degree bezel with 2 degree increments, clinometer, 1/20-inch scale, millimeter rules, silicone feet for map gripping, adjustable declination, sighting mirror with vee notch, and lanyard with adjustable slider.