The crux would be the SDS if you were to choose to do so. Ascend the ~80 degree angle on solid pebbles and sandy, deteriorating cracks. Perhaps a safer yet harder problem could be found using only the pebbles....
This is the northern-most route at the Red Rocks; either begin at Settler's Park and follow the trail all the way around, or start at the Mt. Sanitas side and head West on the wraparound trail.