The Black Rocks have a half dozen routes that would be considered trad climbing. The rock varies from fair to very good as the black and gray rock at Josh is usually XL. The cliff gets afternoon sun and is a good cold day destination. The main black cliff has 3 established routes the best of which is Freriks is a Daddy
5.10 b/c. It climbs a steep thin seam on the buttress to left of center just right of a clean dihedral. It is similar to "Wired", i.e. technical with thin pro. Tie off a rare Josh "thread" in rotten rock and lieback up and away!