yea pvc is cheap, and if u beat up a rail or something, you can replace easily. I would go with that, but i am building a rail made of metal this year.
wht if we had him do some other shit on the rail, i have another edit thts longer but not worth on newschoolers. http://www.youtube.com/watch?v=Aj8QvafWi3U
^ link
pretty much messed up and for my friends