DUAL-AXIS INNOVATION: The Brunton Axis Transit features a patented hinge that rotates 360° on two axes, letting you measure planes, lines, bearings, and vertical angles with professional precision. SIMULTANEOUS STRIKE & DIP: Take concurrent readings of strike and dip (or dip and dip direction) of any plane, streamlining fieldwork, and reducing measurement errors in challenging terrain. PRECISE LINEATION MEASUREMENTS: A second hinge axis and lid protractor allows simultaneous trend and plunge measurements of lineations, even on overhangs or irregular surfaces. BUILT TO LAST: Hard-anodized billet aluminum with O-ring sealing ensures waterproof, dust-resistant durability for rugged field use. Includes a premium Gfeller leather carrying case. OPTIMIZED FOR FIELDWORK: Improves speed and accuracy in data collection while minimizing steps. The Needle must be special-balanced for zones near the Equator or Southern Hemisphere. Proudly made in the USA by a woman-owned, geologist-led family business. The Brunton AxisTM Transit is a high-precision field instrument designed for geologists, surveyors, researchers, explorers, adventurers, and students. Its dual-axis hollow hinge and 360° rotating lid protractor enable simultaneous, intuitive measurement of planes, lines, bearings, and vertical angles. Rugged, compact, and waterproof, it delivers highly accurate, efficient, and reliable data collection in challenging outdoor, mining, and scientific field environments, making it an essential tool for professional fieldwork.