January 11, 2014 Sootch compares the different Magpul AR-15 stocks, including the MOE, CTR, STR, ACS, UBR, and the PRS. Share this gun video:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)