Brunton O.S.S. 40B Adventure Racing Compass

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The Brunton O.S.S. 40B Adventure Racing Compass is a sophisticated orienteering compass featuring the O.S.S. circle over circle alignment system, UTM roamer scales, an Adventure Racing, extra-thick base plate and more. Made in the USA.

  • BRUNTON O.S.S. alignment system
  • Tool free declination adjustment
  • On the map Meridian lines
  • Magnified read-out for 1 degree accuracy
  • Reversible slide scale
  • 100m confidence circles
  • Wrist lanyard
  • Latitude/Longitude/UTM map tool
  • 1 degree resolution
  • Inch and mm scales
  • Map scales: 1:24k, 1:25k, 1:50k, UTM
  • Roamer scales: 1:24k, 1:25k, 1:50k
  • Overall dimensions: 5.2 in. x 2.8 in. x 0.5 in.
  • 1.7 oz.
  • Limited Lifetime warranty
  • Made in the USA
Brand Brunton
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