The GG&G M1A Scout Scope Mount is perfect for setting up your rifle with a red dot scope or long eye relief magnified scope. It easily installs in the cutout of the upper factory handguard. We cut a large channel in the rail so that the iron sights could be used with the scope in place. Check out all of the specifications below. Specifically designed for the M1A "Scout Squad" or "SOCOM 16", with cutout factory top handguard. Easy installation. Low profile design. No modifications to your weapon are required. Center channel reduces weight and allows for the use of the factory iron sights. Clamps to the barrel for maxim Mfg: Gg&G SPECS: Machined from 6061-T6 Billet. Type III Hard Coat Anodized. Weighs: 6.8 oz.. Made in America.