UPC 817573010042

• IMPROVED VERSION - 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

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.