RUGER AR-556 Description
5.56 NATO or .300 AAC Blackout (new late 2019) cal., GIO, 16.1 in. CHF alloy barrel and Ruger flash suppressor with matte black oxide finish, M4 feed ramp cuts, 10 (mfg. 2019-2021) or 30 shot Magpul PMAG, SST, enlarged trigger guard, Ruger Rapid Deploy folding rear sight, milled F-height gas block with post front sight, or no sights, black synthetic 6-pos. collapsible, Magpul MOE synthetic collapsible (new 2018), or fixed (new 2016) stock, ergonomic pistol grip, forged aluminum receivers, forward assist, dust cover, brass deflector, 11 in. aluminum free float handguard w/Magpul M-LOK attachment slots (mfg. 2019-2020), 6.5-7.1 lbs. New 2015.