WE Version 2 Upgrade Kit for M4 GBB Magazine Special Force 240mm Fixed Stock & 145mm

240mm Fixed Stock & 145mm Handguard Set with real Wood finishing

Self-Locking Seletor Ring

Also use Specific charger for Li-Po Battery

To build a tight & durable gearbox  This reinforced Spring Guide replace the original Stock Spring Guide of Airsoft AEG  This spring guide with Ball Bearing is designed to minimize the load for the motor caused by the spring tension  Especially important for upgraded AEG to install this  It also makes spring effectively spring back  Backstop is specially equipped with Ball Bearing to prevent Spring Tension build-up during Full Auto Shooting Mode

WE Version 2 Upgrade Kit for M4 GBB Magazine Special Force 240mm Fixed Stock & 145mmFeatures Gas tank assembly for converting old magazines into ver 2v Fit for WE M4 GBB Magazines