5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns Net-Weight-(g)_164 or difficult to install

or difficult to install

Length: 215mm

A pendulum is a weight suspended from a pivot so that it can swing freely and continuously without it stopping

Matt Black Finish look very realistic Authentic

5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns Net-Weight-(g)_164 or difficult to install5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft GunsCNC Aluminum Construction Blow Back Unit BBUDesign For Upgrade the Original Parts More DurableAllow for your Blow Back much faster CyclingSuitable For Action Army AAP 01 Series Gas Blow Back GBB Pistol Airsoft Guns