Fiocchi Ammunition Hyperformance SBR, Enhanced, 300 Blackout, 125 Grain, SST, 20 Round Box 300BKSBA

Precision-tuned ammunition designed and formulated for use in short barrels. Whether you are the owner of a short-barreled rifle, patrol carbine, or arm-brace pistol, each projectile used is specifically selected to deliver the highest ballistic and terminal performance from powders tested and selected to deliver 100 Percent burn, low muzzle flash, diminished report, and high velocity. Safe for use with suppressors and optimized for barrels ranging from 11.5" to 7.5" in length.