Ruger AR-556 MPR Collapsible Stock 5.56 NATO 18" 30-Round Rifle

The AR-556® MPR features the Ruger® Elite 452™ AR-trigger. This two-stage trigger offers a smooth, crisp, 4.5 pound trigger pull. It features a full-strength hammer spring for consistent primer ignition and a lightweight hammer that enables a 30% faster lock time over standard MSR triggers.

• Black synthetic collapsible stock
• Cold hammer-forged 4140 chrome-moly steel barrel with ultra-precise rifling fpr exceptional accuracy, longevity and easy cleaning
• Aerospace-grade 7075-T6 aluminum forging flattop upper receiver includes forward assist, dust cover, brass deflector and Type III hard coat anodized finish
• Lower receiver fitted with Magpul® MOE® grip and MOE SL™ collapsible buttstock on mil-spec buffer tube
• Free-floating handguard for accuracy and slim 15" length provides enhanced ergonomics and support
• Bolt machined from 9310 alloy steel; shot peened and pressure (proof) tested to ensure strength, structural integrity and durability
• Ruger Elite 452 AR-trigger
• Rifle-length gas system provides smoother operation and reduces felt recoil
• Magpul M-LOK® accessory attachment slots along 3:00, 6:00 and 9:00 positions with additional slots on angled faces near muzzle
• 1:8" twist rate stabilizes bullets from 35 to 77 grains; 5.56 NATO chamber allows use of both 5.56 NATO and 223 Rem. ammo
• M4 feed ramps provide improved operational reliability
• Matte black nitrided finish provides corrosion-resistance
• Chrome-plated bolt carrier and chrome-plated gas key inside diameters provide exceptional resistance to hot gases
• Ruger muzzle brake to significantly reduce felt recoil and muzzle movement
• 1/2"-28 threaded barrel allows for installation of standard muzzle accessories
• One 30-round Magpul PMAG® included
• Handguard: Free-float M-LOK
• Capacity: 30
• Twist: 1:8" RH
• Grooves: 5
• Length of pull: 11.1 - 14.4"
• Dimensions: 35 - 38.25"L x 8"H
• Weight: 6 lbs. 13 oz.
• Made in USA