Features - Fully Licensed by H&K w/ authentic trademarks - Heavy metal upper receiver and barrel assembly - Durable nylon polymer lower receiver, and vertical grip - Configurable with sling backplate or optional folding PDW stock (stock not included) - Fixed Front and Adjustable Rear Sights - Two high capacity magazines included New from UMAREX is the licensed MP5-K with a compact sling endplate. The AEG submachine gun features authentic H&K markings and boasts a realistic heft akin to the real thing. Manufacturer: Umarex (Licensed by H&K) FPS Range: 280-310 Color: Black Specifications: Length: 345mm Weight: 2140g Inner Barrel: ~150mm Magazine Capacity: 200rd Hi-Capacity. Works with Tokyo Marui, G&G, Umarex and other compatible MP5 Series Airsoft AEG Magazines Muzzle Velocity: 280~310 FPS (Measured with 0.20g BBs) Thread Direction: 14mm Negative Gearbox: Ver 3 Full Metal, Fully Upgradeable Motor: Long Type Fire Modes: Semi/Full-Auto, Safety Package Includes: Gun, 1x Magazine Battery: 9.6v Small Stick Type recommended (Battery not included) Hopup: Yes, Adjustable