The Hornady Subsonic 338 ARC ammunition features a 307-grain Sub-X projectile specifically designed for superior performance in subsonic applications. Engineered with precision and reliability this ammo delivers consistent accuracy and excellent terminal performance making it ideal for a variety of shooting needs. The 338 ARC caliber paired with Hornady's innovative Sub-X bullet technology ensures effective energy transfer and controlled expansion upon impact. Each box includes 20 rounds with 10 boxes per case providing ample supply for extended use. Hornady's dedication to quality and performance is evident in every round of this expertly crafted ammunition.