MP5 GBBR V2 System Features
Upgrade Trigger Group
The new "Full Set Quickly replaceable" firing control group with new design disconnect set, hammer and hammer latch. It functions and strips down similar to its real counterpart.
New Design Bolt Group
New design bolt group built-in floating buffer with enhanced nozzle assembly. The bolt carrier combined with steel heavy buffer and two-stage enhanced recoil spring/ steel recoil spring guide rod set. This design not only optimizes the realistic shooting experience, but also makes whole bolt group more durable.
(The bolt group parts can be compatible with V1 and V2 bolt carrier)