Airtech Studios Amoeba Battery Extension Unit Color:Black 275 FPS w/

275 FPS w/

Also has a quick-change spring gearbox to adjust the FPS without having to breakdown the entire V2 mechbox

5 in plates/foam

Material – Steel Alloy

This is a replacement hop up chamber for all M4 type AEG airsoft guns

Airtech Studios Amoeba Battery Extension Unit Color:Black 275 FPS w/The Airtech Studios Amoeba Battery Extension Unit is designed to fit on Amoeba AEG guns: AM13, AM14, and AM15. Comes in either black or dark earth tan colors. Very easy to install so you can add longer and bigger batteries in your rear stock buffer area. With it installed, you can use 9. 6v 1600mah nun chuck, and any longer 11. 1v batteries in it, with extra room to spare. This is a must have for those that want flexibility with battery space. Can fit