The classic scouting compass gets a modern makeover with Bruntons TruArc Compasses. Equipped with TruArcs Global Needle system for unmatched accuracy worldwide. Metric and standard scales, tool-less declination compensation and 2 resolution. Available: 3-Base 3.5L x 2.5W x 0.5H. Wt: 1.1 oz. 5-Base 4.2L x 2.9W x 0.6H. Wt: 1.8 oz. 7-Mirror 3.9L x 2.9W x 0.8H. Wt: 2.2 oz. 20-Mirror 4.1L x 2.5W x 1H. Wt: 3.6 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Compasses.