Hornady 223 Rem 55 Grain CX SPF Superformance 20/Box

Hornady's Superformance uses progressive propellants that take your favorite V-MAX, NTX, SST, GMX, InterLock and InterBond bullets to levels of performance that are simply unattainable with conventional ammunition. It uses the highest quality cases and primers available which equals consistent components that translates to consistent shooting in the field. The Superformance ammunition is 100 to 200 fps faster than conventional ammunition and is safe for use in all firearm types, including semi-autos, lever guns and pump actions.