Action Army M100 AEG Spring that fits most version of AEG Gearboxes on the market, perfect for upgrading or downgrading you AEG.
After fitting any upgrade part we strongly recommend you check your rifle on a chronograph before playing.
Action Army M100 AEG Spring that fits most version of AEG Gearboxes on the market, perfect for upgrading or downgrading you AEG.
After fitting any upgrade part we strongly recommend you check your rifle on a chronograph before playing.
I will be buying these for all my rifles I had one rifle what was to high 380fps installed this spring and its down to a nice 330fps at 1.12 joules on 0.25
