This AR-STONER EV2 Upper Receiver Assembly in 5.56x45mm NATO is being offered at an exceptional price! The upper will attach to virtually any standard AR-15 lower receiver. The AR-STONER AR-15 EV2 Billet Upper Receiver Assembly in 5.56x45mm comes with charging handle, shell deflector, M-LOK handguard. This EV2 Billet upper does not include a front or rear sight, making it a great platform for a red dot or scope (sold separately).FeaturesDoes not include bold carrier groupChambered in 5.56x45mm10" M-LOK Handguard11" barrel with 1:8 twist