UT HOT BUTTON PICATINNY RAIL MOUNT SF MODLITE PLUG RIG The Hopup Chamber M4i unit

The Hopup Chamber M4i unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments

About the real FN Five-seveN pistol:The FN Five-seveN pistol was developed in the early 1990s alongside FN's P90 SMG

For years CYMA has been a leader in producing affordable

featuring ambidextrous controls

Spartan Kit Spartan electronics

UT HOT BUTTON PICATINNY RAIL MOUNT SF MODLITE PLUG RIG The Hopup Chamber M4i unitReplacement Rail Mount Switch for Surefire WADSN Night Evolution Brand Flashlight with XM series Switch Momentary Press Switch Module with Constant On Off Fit 20mm Rail Interface at offset position Rail Mount Switch Only, Flashlight and PEQ are NOT included