Enjoy the Gas Blow Back M4 with low price!!
Replica of WA M4 Gas Blowback Mechanism
Full Metal Body
CQB Type RIS Rail System & Outer Barrel
Over 360FPS Velocity Muzzle
Functional Metal Bolt Carrier - bolt stops when magazine is empty just like a real steel
Extendable Stock
Metal Gas Operated Magazine
50 round loading capacity (Compatible with most WA System M4 Gas Magazine such as PRO-WIN / G&P / AGM - Recommend!!)
20mm Weaver rail for any scope or red dot sight
Adjustable HOPUP
Aluminum Made 14mm Counter-Clockwise Flash Hider
Engraved "MARINE ENV" and "KNIGHT'S ARMAMENT CO." Marking On the Metal Body
Sling mount can be installed with any tactical sling
Remember to check out our Store for accessories

Length : 660mm/740mm (Extended)

Barrel Length : ~280m

Hop-up : Adjustable

Shooting Mode : Semi/Fully Automatic

Blow back : Yes

Power : HFC134a & HFC22 Gas

Magazine Capacity : 50rounds

Bullet Type : 6mm BB

Power (Muzzle Velocity) : 360fps