G&P M249 Metal Hop Up Chamber Set

Details

This One-Piece Metal Chamber Set is more durable and accurate in feeding BB 
Improves Firmness of the chamber & stabilizes the muzzle velocity 
Enhanced Hop-Up Bucking for Accuracy 
Also, fit tightly to the barrel base to keep the chamber being centered 
Unlike plastic chamber which would bend & de-shape, this metal one give you rigidity 
Highly recommend for upgraded Airsoft Electric Gun to withstand higher air pressure 
Includes all parts needed for installation 
Require expert on installing into stock AEG 
Suitable for G&P M249 & MK46 Series Airsoft Electric Gun AEG Rifle 

As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed