Originally Posted by Quentin
The C15 uses a commercial diameter RE. Are you 100% positive you got a commercial diameter MOE? If it is did you get it on part way then it stuck? If so reread the instructions about pulling the tabs properly to get it on.
Quentin, thanks man for the advise. Only problem is that I was giving the stock from a guy and it came with no box or instructions. Yes, it is scraping the edges right off the bat. So, I am not 100 % sure it's a commercial MOE stock.