Elite Force H&K Elite Series MP5A4 Airsoft AEG Rifle Adjustable -Compatible with multiple battery styles hpa m4 adapter FPS Range 370 400 Style:Blue/White NINJAPK68D

-Compatible with multiple battery styles (Madbull PX05 specially designed for the stock)

- Unique serial numbering

Quickly when it is needed most

Maxx Model CNC Aluminum Hopup Chamber TE Pro with Latching System & LED unit is specifically designed for fast feeding BBs and prevent dropping BBs after removing magazine on M4/M16 series AEG Airsoft Rifles

Incredibly Durable

Elite Force H&K Elite Series MP5A4 Airsoft AEG Rifle Adjustable Compatible with multiple battery styles hpa m4 adapter FPS Range 370 400 Style:Blue White NINJAPK68D Compatible with multiple battery styles (Madbull PX05 specially designed for the stock) Unique serial numbering