Extreme Performance 100+ Joules Tuning Chamber Carbine Buttstock Valken Black Hawk Adjustable Size: 56-64cm

Adjustable Size: 56-64cm

1 x M16 air Stock https://mcsus

- More constant shooting speed / FPS

and Rubber Projectiles-Can shoot pepper balls-200 FPS Velocity-7

1 x Screw set

Extreme Performance 100+ Joules Tuning Chamber Carbine Buttstock Valken Black Hawk Adjustable Size: 56-64cmExtreme Performance 100+ Joules Tuning Chamber Mil Spec Buffer Tube, engineered to increase available air volume and support maximum performance without requiring internal modification. The tuning chamber attaches directly to the marker and increases the systems air volume to help deliver greater power potential. The original 12g CO cartridge in the pistol grip continues to operate as normal, allowing you to retain the standard air system while adding