![Sentinal Boulder](https://27crags.s3.amazonaws.com/photos/000/055/55225/huge-bd9dc1693b65.jpg)
Sentinel, 6B+
Added by
Alexandra Kahn
Grade opinions
Ascents from public tick lists
![](https://27crags.s3.amazonaws.com/photos/000/094/94244/small-cd3ef3a1e219.jpg)
Katrin Svensson
2015-01-01
Flash
![](https://27crags.s3.amazonaws.com/photos/000/081/81589/small-be52682ed7ee.jpg)
Charlotta Rundin
2015-01-03
Red point
Thom Hörnström
2017-02-10
Flash
![](https://27crags.s3.amazonaws.com/photos/000/103/103532/small-8e7512a74551.jpg)
Jenny Bäckström
2017-02-28
Red point
![](https://27crags.s3.amazonaws.com/photos/000/110/110079/small-bcce47e776d8.jpg)
Rob D
2018-03-14
Flash
6a
Brett Ehlers
2022-05-09
Flash
6a