Airtech Studios Amoeba Battery Extension Unit Color:Dark Earth Tan the multiple shims allow you

the multiple shims allow you to dial in just the right amount of flow restriction for your particular gun without the expense of buying multiple Poppets

One (1) magazine per package

To use a battery

rubber nub

Built to use LiPo batteries out of the box

Airtech Studios Amoeba Battery Extension Unit Color:Dark Earth Tan the multiple shims allow youThe 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