Berrys 21019 Superior Rifle 300 AAC Blackout 300 Blackout .308 220 GR Total Meta. 300 AAC Blackout.Max Velocity - 1300 fps.SAAMI Max Length - 2.260" Specifications for Berrys 21019 Superior Rifle 300 AAC Blackout 300 Blackout .308 220 GR Total Meta:...