the rider is chris mcmahon, riding in grand junction, colorado.ot chrison right thi miteo eathe air and tell us is it real or fake. >> of course it's real. looks like my head is not moving because the camera is attached to the helmet. >> why would you ride on such a steep hill and a very extremely narrow road? >> don't forget the ice. >> i ride quite a bit. that was the first time on that ridge and the first time i ever rode in the snow and the first time i ever tried out my homemade stud but it worked out. >> what are you talking about homemade stud? >> sheet metal screws screwed into the knobby tires. >> that's why you got such good traction on the snow. >> absolutely. >> you had to have been at least a little frightened by your stunt, though? >> you kind of go into a zone i guess. >> you make it sound like this is what you do every saturday afternoon. >> exactly. every weekend i go out riding, try to ride somewhere new about every time. >> what can you say to all these doubters out there to prove this is, in fact, real. >> come out to colorado

chris mcmahon. chris? how did you pull that off?ess -- i mean, i've been dirt biking since i was 6 so i've got a few rides under my belt. and i've ridden those ridges before. >> so this was easy for you. this was not as tough as it looks on video. this is why people thought maybe it wasn't real. explain for us, in the video, you see that your helmet is steady and not moving like the rest of the bike is. >> right. yeah, that's just because the -- i have the go pro helmet cam and it's attached to the side of the helmet so any movement my head makes, the camera makes as well and it makes the helmet look like it's still and being that the trail is pretty much straight then i'm looking at the trail. >> exactly. chris, you're joining us today from colorado. this is -- this is a mountaintop, hilltop there in the grand junction area. how far -- it looks like you're, you know, riding a bike on k-2. it looks like if you went off to the side to the left or right, instant death. how high is this that we're talking about? >> i mean, i really hav