The Hornady Superformance Rifle Ammo 308 Win. 165 gr. CX SPF 20 rd. brings the Superformance series' progressive propellant technology to the trusted 308 Winchester, delivering a shooter-friendly package designed for hunters and long-range shooters who demand reliable terminal performance and flat trajectories. With a 165-grain Copper Alloy eXpanding (CX) projectile driving at a published muzzle velocity of 2750 fps and generating about 2771 ft-lbs of energy, this load offers controlled expansion and deep penetration on deer-class game while retaining accuracy for shot placement at extended ranges. Handlers will appreciate the brass casing and copper-colored projectile for corrosion resistance and consistent chambering, and the ammunition ships from the United States under ORM-D transport standards. The Superformance line is known for extracting higher velocity without exceeding safe pressure limits in standard actions, making this Hornady 308 load suitable for bolt guns and semi-autos rated for 308 Winchester, delivering dependable cycling and point-of-impact consistency. If you hunt whitetail, mule deer, or pursue precision shooting matches where terminal performance and downrange energy matter, this Hornady Superformance 165 gr CX is a compelling choice.