Carlson's Magazine Extensions extend the capacity of the 12 gauge Benelli Nova, Super Nova or Beretta Extrema with no permanent modification. The Carlson's Extension expands the capacity of the shotgun to 7 shells of 2-3/4" length. The extra capacity makes this a perfect addition to your competition or home defense shotgun. Extension kit includes the extended magazine tube, extended spring, bright plastic follower and clamp to attach the tube to the barrel.
Adds approximately 6" to the end of the magazine tube.