Cyma Platinum MP5 AEG (AR15 Stock)Cyma's take on a MP5 for the modern day, featuring a retractable Miniature AR 15 buffer tube and sliding stock, an M LOK handguard, as we all a top rail section with an M LOK extension. These also feature CYMA's new Platinum series gearboxes, which feature a quick change spring system as well as a internal MOSFET! Specification: Part No.: CM. 041H Colour: Black Material: Upper Receiver Metal; Lower Frame Plastic Weight: 3400g Compatibility: Tokyo