Daniel Defense M4A1 GBB

Full metal upper and lower receiver with stamped Daniel Defense trademarks One piece metal barrel assembly CNC machined Daniel Defense licensed RIS II aluminum alloy handguard with laser etched trademarks allows for easy addition of any 20mm accessories Flat top receiver makes mounting optics or other accessories easy Adjustable EMG Alpha stock and polymer pistol grip Highly realistic gas blowback system mimics the manipulation of the real AR15 platform Realistic fire controls with improved bolt locking lever 50 round magazine, compatible with G&P and other Western Arms type magazines ATF approved King Arms / Western Arms GBB system compatible with most G&P and Western Arms parts, making the upgrade potential nearly limitless