GR2 has a compression buckle on both sides. I have used this in the past to hold a sleeping pad (when hiking up Pikes Peak) or a yoga mat.

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Technical Details

  • Camera: NIKON D90
  • Taken: March 10, 2011
  • Focal length: 35mm
  • Aperture: f/4
  • Exposure: 1/1,250 second
  • ISO: 400

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