CALIBER: 9mm
UPPER: Forged Mil-Spec with M4 Feed Ramps
SIGHTS: Flip up
HAND GUARD: 15" Quad Rail
BARREL: 16" Melonite
MUZZLE: Standard A2 Birdcage
LOWER: Mil-Spec AR-15
INTERNALS: Mil-Spec LPK
GRIP: Standard A2 Pistol Grip
STOCK: Ledesma Arms 6 position adjustable stock
MAGAZINE: Fixed 10 Round
INCLUDES: Ledesma Arms Mag Break Kit
 
See the videos below for a complete explanation and demostration.

In Action: Mag Break Kit

Mag Break Kit Installation