HK Army HSTL Neck Protector (Black) color-red While the closed bolt design

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

6 m / 1 ft 11 in]

3-9X40 Professional Scope for Airsoft Rifles with Scope Rings

-          CNC-machined 6000 series aluminum

- 20mm Top Rail for Mounting optics and accessories

HK Army HSTL Neck Protector (Black) color-red While the closed bolt designThe 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.