I have an AR upper with an 18” White Oak Armament SPR barrel. I believe the upper was an Aero Precision. It currently has never had a round fired through it, also you’ll have your choice of hand guards. Lancer 15” carbon fiber or MI 15” Mlok Hand guard. Bolt/carrier/charging handle included.
Upper with Lancer CF hand guard-550
Upper with MI M-Lok hand guard-500
Upper with Lancer CF hand guard-550
Upper with MI M-Lok hand guard-500