Elevate your shooting experience with the Carlsons Ported Buckshot Choke Tube meticulously crafted for precise performance with both 00 and 000 buckshot. Engineered from durable 17-4 stainless steel this 12-gauge choke tube features a specialized constriction diameter of .700 ensuring optimal patterning for a variety of loads. The ported design minimizes recoil and muzzle jump enhancing your accuracy and comfort during use. Compatible with lead steel and HeviShot loads this extended choke is perfect for those seeking reliable performance in the field. Its sleek black finish not only adds durability but also a touch of sophistication to your shotgun. Please note it's not suitable for steel shot larger than BB or exceeding 1550 FPS.