- Stock: In Stock
- Brand: Brunton
- Model: 4570-F-TRUARC20
- Weight: 102.00g
- Delivery: 5-7 working days
Sighting Mirror Compass with Clinometer, Romer Scales & 1° Resolution – Made in the USA
Designed for serious field professionals, the Brunton TruArc™ 20 Compass is the most advanced baseplate compass in Brunton’s lineup. Whether you're in the backcountry, conducting scientific surveys, or leading SAR operations, this mirror-sighting compass delivers expert-level navigation accuracy with premium features—like an internal clinometer, dual azimuth rings, and integrated reference tools—all housed in a rugged, USA-made build.
Key Features
TruArc™ Global Needle tilts up to 20° for balanced use across hemispheres
Tool-free declination adjustment for fast magnetic-to-true north alignment
Meridian lines on the vial for aligning with map grid lines during trip planning
Romer scales for precise GPS coordinate plotting
Brunton EverNorth magnet resists demagnetization over time
Magnified readout for precise visibility of directional readings
Sighting mirror with alignment lines in lid for accurate bearings
Dual azimuth ring includes reverse azimuth scale for back bearings
Clinometer (internal vial + lid) measures slope angles, heights, and more
Bubble level ensures accurate compass leveling—not just needle leveling
Map magnifier for reading fine topographic detail
Quick-reference lid offers scale/ruler access at a glance
Protective rubber foot stores user-specific reference cards
High-visibility cling overlay improves low-light performance (removable)
Engineer’s ruler, inch/cm scale, and global metric options
FSC-certified, recyclable packaging
Made in Riverton, Wyoming, USA for lasting precision and reliability
Specifications
Dimensions: 4.1 × 2.5 × 1 in (10.4 × 6.3 × 2.5 cm)
Weight: 3.6 oz (102 g)
Azimuth Resolution: 1°
Clinometer Resolution: 2°
Scales: Inch/cm rulers, Romer, Engineer's ruler, reference cards
What’s Included
Brunton TruArc™ 20 Compass
Removable high-vis cling overlay
Built-in clinometer & sighting mirror
Integrated reference cards with pro scales
Eco-friendly recyclable packaging
We source products from all over the world to bring you epic offers and the lowest prices. This means sometimes you have to wait a little longer to get your order but it's always worth it!
We’re a New Zealand-owned company, and to bring you the best value, we work directly with trusted suppliers across Asia, North America, and other regions.
This means some items are shipped directly from our international partners.
Orders are typically processed within 24–72 hours, though during busy periods, dispatch may take up to 5 business days.
Once shipped, you’ll receive a tracking number via email.
Estimated delivery timeframe: 1 to 2 weeks, depending on your location and the item’s origin.
For products stocked locally in New Zealand
Orders are typically processed within 1 to 3 business days. During peak periods or public holidays, processing times may be slightly extended. Once dispatched, delivery generally takes 4 to 7 working days, depending on your location. A flat shipping fee of $9.99 applies to all orders under $99, while orders over $99 qualify for free shipping. Tracking information will be provided via email once your order has been shipped.
For further information on delivery procedures, timeframes, and policies, please refer to our Delivery Policy page.