HK Army HSTL Neck Protector (Black) color-red Adjustable brightness in the red

Adjustable brightness in the red and green reticle

While the closed bolt design is certainly the gold standard of the hop up the tuner

-          CNC-machined 6000 series aluminum

★KRYTAC AEG

Need spring change to decrease FPS for indoor

HK Army HSTL Neck Protector (Black) color-red Adjustable brightness in the redThe HK Army HSTL Neck Protector was designed to ensure that your neck stay protected during game play and close impact shots. Take a Closer Look HK Army HSTL Neck Protector utilizes durable materials to optimize your in game experience, tough grip adjustable velcro and high density compressed foam. The sizing is universal and fits most people.