Performance Series - MP5 MID Pressure Piston (450-550psi) Buffer Tube This rifle is built with

This rifle is built with top-tier internals and premium external components to give players a true performance advantage

Compatible with all standard HPA tanks

magazine catch

introducing the “Bank Saver” the first professionally built and tuned HPA rifle to drop below $450 in the Airsoft market

low deviation

Performance Series - MP5 MID Pressure Piston (450-550psi) Buffer Tube This rifle is built withUpgrade your HK Army Performance Series Regulator with the MP5 (Mid Pressure 500psi). Piston. These pistons come equipped with Belleville Shim Stack, designed for precision and ease of use. This innovative component allows you to adjust the output pressure of your regulator quickly and efficiently without needing to purchase an entirely new regulator unit. Simply pull out the entire shim stack unit and drop it into your regulator for seamless