Rocket Airsoft M150 AEG Spring - Japanese Black Steel airsoft pistol for beginners Acetech AC5000 is an airsoft

Acetech AC5000 is an airsoft chronograph with high quality and accuracy

1v LiPo type batteries: Valken 11

85mm Feeder Length (to fit magazine): 6mm Material: Aluminum 6061

Green gas only

Rocket Airsoft M150 AEG Spring - Japanese Black Steel airsoft pistol for beginners Acetech AC5000 is an airsoftRocket Airsoft M150 AEG Spring Japanese Black Steel. One of our most popular airsoft upgrade springs! Very high quality steel made spring to get your gun running a high FPS. Fits in all standard gearboxes. This is your standard upgrade spring strength for upgrades. This is a non linear spring utilizing Japanese made steel spring material. Black color to differentiate spring types.