The M4 Viper Mk5 assault rifle from Black Ops USA is a competitive, solidly built AEG that looks great and shoots even better. With fiber optic flip up sights, a free-floating, quick release rail system, and an adjustable crane stock, this rifle is ready for battle right out of the box. With a lightweight receiver engineered for durability, and internals designed for accuracy, the M4 Viper Mk5 delivers up to 420fps with .12g BBs, and includes a 8.4v 1100mAH battery. The M4 Viper Mk5 is also a solid platform for upgrades and customization, compatible with most M4 internals and with plenty of rail space for optics, grips, lights, and other accessories.
5TH GEN M4 DESIGN WITH FULL LENGTH ERGONOMIC HANDGUARD, durable lightweight high density polymer construction, and quick release rail system.
PREMIUM FEATURES INCLUDING low profile fiber optic flip up sights, ambidextrous sling attachment points, adjustable crane stock with mil-spec buffer tube and more.
LONG RANGE POWER, SHOOT UP TO 420fps with .12g BBs using the included 8.4v 1100mAH battery and charger, the Viper mk5 is also LiPo ready.
CUSTOMIZE AND COMPETE, the Viper mk5 includes upgraded steel gears, and is compatible with standard M4 upgrades including gearbox, barrel, hop-up, motor, and more.
SATISFACTION GUARANTEED WITH 1 YEAR WARRANTY