Zack did a full review of the Raven Concealment Vanguard 2 for his Glock 19 back in October. He an appendix carry devotee, and figures this deep concealment option is pretty much the bee’s knees. Now that Raven’s expanded the V2 line to include M&Ps, he’s busted out the video camera for an update. So pop some popcorn and hit play.