I put my LMT SOPMOD stock on it, replaced the grip with an A1, ziptied the cable for the weapon light to keep it secure, and placed the Burris Fastfire III on the picatinny scope top ring that comes with the Burris mount.
That's not a flashlight it is a laser antimatter vaporizer. You need it when you go down to the mall and take out the Arabs trading gold from the kiosk next to the Oriental begging you to come feel how good the facial treatment is she is peddling.......