Beretta A400 Xtreme Plus Anodized 20 Gauge 3in Semi Automatic Shotgun - 28in - The Beretta A400 Xtreme Plus is an enhancement of the A400 Xtreme. New for 2018, the A400 Xtreme Plus features Beretta's exclusive Stadium Plus barrels. These barrels provide the best patterning possible from all hunting loads in addition to reduced felt recoil. Further drawing from the competition world, the Xtreme Plus utilizes an integral mid-bead and fiber optic front bead to ensure proper fit and sighting in all conditions.