I thought that it had been really neat And that i just needed to pass it together to everyone that didnt already understand about it. By the way, They're contacting it the "SCAR CQB Stock System". I in no way heard of it but I'm confident most of you have. https://laughing-gas-shop64062.blog2freedom.com/31911715/not-known-details-about-magpul-shotgun-stock