UAC Ultra Lightweight Blowback Housing for Marui M&P9 GBB afg defense the M1911 is the best-known

the M1911 is the best-known of his designs to use the short recoil principle in its basic design

Steel Bolt Cover

Push-button locking mechanism

Design for mount on Tokyo Marui M870 Shotgun

4V Custom Crane Type Battery (Optional)

UAC Ultra Lightweight Blowback Housing for Marui M&P9 GBB afg defense the M1911 is the best-knownUltra Lightweight Blowback Housing for TM M&P9 is constructed by precision CNC with air craft graded 6061 aluminum. Ultra lightweight design make it only weight 19grams. It was designed for original piston head, so nothing more is needed when you applying to your gun. While using this blowback housing, it provide smooth and fast blowback action, with better gas efficiency. UAC Ultra Lightweight Blowback Housing for Marui M&P9 GBB CNC with air craft