Action Army 6.01mm AEG Barrel 590mm i4 pro 3 is the twin sister

3 is the twin sister to the MOD

ambidextrous controls

This new follower design greatly improves the bb feeding speed and consistency and completely prevents bbs from sliding past the follower and creating a jam

More info on Gate's website - see their manual and such

Green gas airsoft magazine specific to the KWA HK45 blowback model

Action Army 6.01mm AEG Barrel 590mm i4 pro 3 is the twin sisterThe Action Army 6. 01mm AEG Barrel 590mm. Fits inside AEGs that require this length. This is a 6. 01 inner barrel diameter is very precise. A very popular choice as an alternative to the Prometheus. One piece high grade metal machined. Precision smooth inner bore with nickel plating. This inner barrel is an upgrade to improve your gun's performance, accuracy, FPS, and range compared to stock gun barrels.