Description SIG SAUER supersonic rounds feature a 125gr Sierra Match King Projectile for superior accuracy and minimal dispersion when suppressed. Consistent bullet weight retention with minimal velocity variations results from optimized shell case metallurgy with premium primers. Rounds are precision loaded using state-of-the-art, electromechanical monitoring for geometric conformity.PRODUCT DETAIL:Manufacturer: Sig Sauer Model: Elite Match Grade Application: Range, Match, Competition Bullet Type: Match Bullet Weight: 220 Grain Caliber: .300 AAC Blackout Casing Material: Brass Muzzle Energy: 488 ft/lbs Muzzle Velocity: 1000 fps Reloadable: Yes Type: Open Tip Match Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.