Tokyo Marui M4 CQBR Recoil AEG (Black) Slide and installs onto the left

and installs onto the left side of the receiver

Ambidextrous Slide Catch Lever and Magazine Release

Engrave Beautiful White Color marking On Body

NOTE: Must not exceed M120 Spring & 9

Cocking action can be done by either pulling the cocking lever

Tokyo Marui M4 CQBR Recoil AEG (Black) Slide and installs onto the leftTokyo Marui M4 CQB R AEG (Black) Close Quarter Battle Receiver with 10. 3inch Outer Barrel widely used by US NSWC New Version 2 SHOOT & RECOIL Engine with Semi & Fully Automatic Shooting mode Full Aluminum Constructed Body with authentic laser engraved marking Realism lock bolt function which stops the gun from firing after last BB fired (when you reload a full magazine back, bolt is released and you are ready to fire again) Marui Next Generation M4