Ruger Ar-556 Sc 5.56 16.1" 10Rd 8511-RUG

RUGER®AR-556® STATE REGULATED•Gas-operated semi-auto •9310 alloy steel bolt (shot peened/pressure tested) •Matte black oxide finished chrom-lined bolt carrier & gas key (staked) •Carbine-length (M4) positioned milled gas block with QD socket & bayonet lug •Type III hard coat anodized 7075-T6 aluminum flattop upper receiver with forward assist dust cover & brass deflector •Ruger® Rapid Deploy rear folding sight (windage adj.) •A2 F-height front post sight (elevation adj.) sight tool included •Single-stage trigger •Enlarged trigger guard •Ergonomic pistol grip with extended trigger reach •Matte black oxide finished heavy contour cold hammer-forged threaded barrel with ultra-precise rifling & M4 feed ramps •1:8" twist rate•Heat-resistant glass-filled nylon M4 handguard with barrel nut & Delta ring •Black synthetic 6-Position telescoping M4 buttstock •MIL-SPEC buffer tube •Includes (1) metal mag •OAL: 32.25"-35.50"