Storm HP-R HPA Engine Brand_Action Army Includes nub and spring

Includes nub and spring

which prevents accidental activation

This effective belt system is a great option for load distribution

It is easy to use and made in a material you can rely on

This custom part enhances the MP7A1's manoeuvrability

Storm HP-R HPA Engine Brand_Action Army Includes nub and springSTORM HP R: The Ultimate V2 HPA Conversion Kit. Engineered in France by Storm, the HP R system is a streamlined, "thought through" solution for players looking to ditch the gears and embrace the performance of High Pressure Air. Benefits of running HPA over a standard AEG gearbox include minimal FPS deviation for improved accuracy, near instantaneous trigger response and a wide range of possible tuning adjustments, Designed to be compatible with rear