Guarder Steel Grip Safety for Marui MEU (Black) ASR Receiver Set The shield is equipped with

The shield is equipped with a bottom side flap that protects against handgun bullets of TT

6V Mini Sticker Type Battery on Handguard  Adjustable Hop Up dial located inside the top cover  Provide over 380FPS muzzle velocity

4V 1400mAh AK Type Battery

02mm Inner Barrel  BRASS Construction  Increasing the muzzle for statable airflow  Fits for KSC M4A1 SYSTEM-7 TWO HOPUP  Suitable for KSC M4 Series Airsoft Gas Blow Back GBB Rifle  Also fit for M16-A2 / A3 /A4  Length: 500mm

Sling mount can be installed with single tactical sling

Guarder Steel Grip Safety for Marui MEU (Black) ASR Receiver Set The shield is equipped withSteel Metal construction Grip Safety Suitable for Tokyo Marui MEU Series & M1911A1 Series