FCW Flintlock Custom Workshop Cobra M4 AEG 
 
Full Metal Corba M4 Style Modular Rail Carbine AEG Airsoft Rifle
Improved 9mm Bearing Gear Box 
Reinforced Ball-Bearing Piston
Stainless Steel Bore Up Cylinder Set
Stainless Steel Selector Plate
Quick Release Bearing Spring Guide for easy Spring Changes
Some Small Sctaches May Be Happaned As Of Long Time Storage 
Laser Marking may be got difference for each lot