In this new episode of the AirRattle Instructional Overview Series, they cover the CYMA Blackwater M4 CQB AEG which you can find on their online shop... "This M4 is absolutely loaded and includes everything you need with the high quality build your looking for. The Cyma factory built this power house with a full metal gearbox and full steels gears internally!

BlackWater trademarks were used to finish off the outstanding external finish on this rifle. A full metal barrel couple with an adjustable Hop Up was to produce a very consistent and accurate firing performance. Your Hop Up is accessible by pulling back your charging handle which releases the dust cover. You will by able to choose from 6 stock position."