Product DescriptionFiocchi Hyperformance SBR Enhanced is precision-tuned .223 Remington ammunition designed and formulated to deliver excellent ballistic and terminal performance from short barrels. Each 77-grain boat tail hollow point projectile is paired with powders tested and selected to deliver 100% burn for high velocity, low muzzle flash, and a diminished report. It is safe for use with suppressors and optimized for barrels ranging from 7.5 in to 11.5 in in length.Product HighlightsOptimized for short-barreled rifles (SBRs), patrol carbines, and arm-brace pistols (7.5 in to 11.5 in barrels)77 grain boat tail hollow point (HPBT) projectile for consistent accuracy and terminal performancePowder selection designed for 100% burn to help reduce muzzle flash and reportBrass case construction and packaged 20 rounds per boxSafe for use with suppressors and tuned for high velocity performance (listed 2750 fps)SpecsBrand: Fiocchi AmmunitionCartridge/Caliber: .223 RemingtonBullet Weight: 77 grBullet Type: Boat Tail Hollow Point (HPBT)Case Material: BrassMuzzle Velocity: 2750 fpsRounds Per Box: 20Optimized Barrel Length Range: 7.5 in to 11.5 inManufacturer Part Number: 223SBRDUPC: 762344713458Country/Origin Marking: Loaded in the USADisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.