Airtech Studios G&G PDW15/CQB Battery Extension Unit Ghillie Suits with functions similar to the

with functions similar to the legendary Russian gun

and SMG guns

Capacity -  140rds

Battery: 6-9V JST

Works drop-in with most M4 platforms

Airtech Studios G&G PDW15/CQB Battery Extension Unit Ghillie Suits with functions similar to theFeatures Relieve a cramped environment for your MOSFET and cables to sit to prevent it from over bending and damage Increase Battery Capacity Protect Internal Cables Prevent Heat Built up Improved Ventilation The Battery Extension Unit (BEU) is designed to fit perfectly with the G&G PDW & CQB Series original design by sitting seamlessly inside the stock compartment with no modification required to install. The BEU is designed to cater for larger