HK Army Performance Series Regulator Piston - Pressure:LP3 (250-300psi) 33% Lighter than AA batteries

33% Lighter than AA batteries

Hydra Skin – cut and abrasion-resistant

5 Oiling PDF

- Natural Comfortable Fit

Balanced Valve Design: This design reduces the force required to open the valve and also allows the valve to seal at very low pressure

HK Army Performance Series Regulator Piston - Pressure:LP3 (250-300psi) 33% Lighter than AA batteriesUpgrade your HK Army Performance Series Regulator with these pistons. 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 performance. The shim stack