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All Locations > Colorado > Boulder > Boulder Canyon > Bihedral Area > Bihedral (Upper… > Thumb Tack (5.11d 7a 24 VIII 25 E5 6a)
Tony Bubb tries to figure out the crux of 'Thumb Tack (5.11+)' at the Bihedral Rock in Boulder Canyon. The steep crux is protected by a micro-cam or a small nut. Photo by Alan Doak, 2004.
ID 105949001 · · Copyright Violation?
Tony Bubb arrives at the steep section of 'Thumb Tack (5.11+)' at the Bihedral and wiggles in some gear. Don't let the angle of the camera fool you, look at the angle of the rope! Photo by Alan Doak, 2004.
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Tony B
Apr 20, 2007
“Tony Bubb tries to figure out the crux of 'Thumb Tack (5.11+)' at the Bihedral Rock in Boulder Canyon. The steep crux is protected by a micro-cam or a small nut. Photo by Alan Doak, 2004.”  

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Tony Bubb tries to figure out the crux of 'Thumb Tack (5.11+)' at the Bihedral Rock in Boulder Canyon. The steep crux is protected by a micro-cam or a small nut. Photo by Alan Doak, 2004.
Tony Bubb arrives at the steep section of 'Thumb Tack (5.11+)' at the Bihedral and wiggles in some gear. Don't let the angle of the camera fool you, look at the angle of the rope! Photo by Alan Doak, 2004.

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Tony B
Around Boulder, CO
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