Ruger 8538 AR-556 MPR 5.56x45mm NATO 30+1 18″ 4140 Chrome-Moly Steel Barrel With Muzzle Brake American Flag Cerakote Magpul MOE SL Adjustable Stock Elite 452 Two Stage AR-Trigger Optics Ready

Ruger’s AR-556 MPR rifle has a rifle-length gas system which provides smoother operation and reduces felt recoil. The matte black oxide chrome-plated bolt carrier inside diameter and chrome-plated gas key inside diameter provides exceptional resistance to hot gases. Its lower receiver is fitted with Magpul MOE grip and a Ruger Elite 452 two-stage AR-trigger which offers a smooth crisp 4.5-pound trigger pull. The flattop upper receiver is made from forged aerospace-grade 7075-T6 aluminum and includes a forward assist dust cover and brass deflector. Its handguard is free-floating for accuracy and features Magpul M-LOK attachment slots along the 3 6 and 9 positions. The threaded cold hammer-forged 4140 chrome-moly steel barrel with ultra-precise rifling provides exceptional accuracy longevity and easy cleaning. The barrel also provides M4 feed ramps which improve operational reliability while the American Flag finish provides corrosion resistance. The AR-556 MPR has a Magpul MOE SL collapsible buttstock on the Mil-Spec buffer tube and includes a 30-round Magpul PMAG.