Booligan Airsoft & Shooting Sports reviews the SRU SRQ AEG AR Advanced Kit. Comprised of a Sniper Stock and One Piece Front Grip, this is designed for Marui and KWA and compatible AR AEGs and giving a more futuristic look to you AR AEG. Booligan has it installed on the Echo1 AR57 AEG... "Bring your AEG M4 into the future with the SRU SRQ Advanced kit!"