Sig Sauer P556 5.56 NATO 10" 30-Round AR Pistol

This Sig Sauer P556 pistol has a 10" button rifled barrel with a 1 in 7" twist rate, A2 type flash suppressor with a .5x28 TPI thread pattern, polymer forearm, high strength steel receiver with a Nitron finish, picatinny rail with a mini red dot sight, a trigger housing machined from aircraft grade aluminum alloy forging with a hard-coat anodized finish, smooth two-stage trigger, ambidextrous safety, and accepts standard AR magazines. Sig Sauer P556 30rd Pistol P556-10B-S-MR