This listing is for the Ruger Model AR-556 custom rifle shown. Caliber is .223 Rem./5.56 NATO. It is a direct gas impingement operated semi automatic custom rifle built on a Ruger AR-556 lower receiver that was made in 2021. The rifle features several custom components including a flat top upper with a 20" FN made chrome lined heavy barrel with a 1:7 twist rate from Spike's Tactical, a Surefire Warcomp 3-prong compensated muzzle brake/flash hider, an AT3 Tactical M-Lok free float hand guard, a CMC enhanced nitride BCG designed for suppressor use, a Radian Raptor ambidextrous charging handle, a Radian Talon ambidextrous selector, a nitride gas block , a Geissele SSA-E 3.5 Lb 2-stage trigger and Magpul pistol grip, collapsible butt stock, folding bipod and hand rest. The overall condition is very good to excellent, the rifle shows little use. The matte black finish on the barrel, hand guard and the upper/lower receiver is in very good condition showing little wear with a few light scuffs. The pistol grip and butt stock are in excellent condition showing little to no sign of use. The bore is excellent, clean with strong rifling. The action works fine. Overall, a very nice custom AR style flat top custom rifle that will make a great shooter/home defense rifle.