This Ruger AR-556 is an affordable, American-made semi-automatic modern sporting rifle with rugged reliability and a milled gas block. The flattop upper is forged from aerospace-grade aluminum, includes a forward assist, dust cover, and brass deflector, and is hard coat anodized for durability, while a built-in rail makes for the easy addition of optics and accessories. This model is designed as the Ruger Orange Texas Come and Take It M4 AR-15. - CALIBER .223 REM/5.56MM NATO - MAGAZINE (1) 30rd capacity PMAG - BARREL 16" Med Contour, Hammer Forged w/ 1:8 Twist - MUZZLE 1/2x28 TPI w/ A2 Flash Hider - HANDGUARD Carbine Length - SIGHTS A2 Adjustable Front Post w/ Rear Ruger Rapid Deploy - TRIGGER Mil-Spec - STOCK Synthetic, Collapsible M4 Style - FINISH Custom Orange Distressed"/\