A&K M4 Airsoft Gun with Metal Keymod Rail System, Flip Up Sights, & Adjustable Stock IU-URX
Shoots 330 to 350 FPS with 0.20g BB's.
Upgrade-able metal version 2 gearbox with steel gears.
Adjustable hop up unit for greater range and accuracy.
Full metal receiver and URX-3 free float Keymod rail system with integrated flip up front sight.
M-style grip and 300 rnd hi-cap magazine.
Silver coated wiring.
Package Includes: Gun, magazine, four QD sling mounts, small bag of BB's, cleaning rod, and instruction manual.
ALSO included is Airsoft Ballistics very own 90 day gearbox warranty.
We recommend using a quality brand 7.4V Lipo battery and we also recommend using a smart charger.
Also please remember the use of 0.12g BB's or cheap BB's purchased at sporting goods stores and other type of stores might damage your airsoft gun and will also void your warranty.