Carlson's Choke Tubes Beretta/Benelli 12 Gauge Replacement Flush Mount Choke Tube Modified. Steel or lead shot may be used in these Choke Tubes made by Carlson's Choke Tubes. With the Beretta/Benelli Replace Flush Mount for 12 Gauge steel shot larger than BB should not be used in any choke tighter than modified. BB and smaller size steel shot may be used through full choke constriction on this Carlson's Shotgun Choke Tube. Carlson's Choke Tubes has been a trusted name amongst shooters for many years because of their tireless efforts to bring quality Carlson's Beretta/Benelli Flush Mounts to the public. Specifications for Carlson's Beretta/Benelli 12 Gauge Replacement Flush Mounts: Manufacturer: Carlson's Choke Tubes Fabric/Material: 17-4 Stainless Steel Gauge: 12 Choke Tube System: Beretta/Benelli Mobil Gun Make: Benelli Beretta Quantity: 1 Additional Features: Non-Ported Country of Origin: USA Features of Carlson's Beretta/Benelli Flush Mount Replacement for 12 Gauge: Reduces muzzle jump Less recoil Designed to tighten your patterns Package Contents: Carlson's Beretta/Benelli 12 Gauge Replacement Flush Mounts Carlson's Choke Tubes Beretta/Benelli 12 Gauge Replacement Flush Mount Choke Tube Modified 16614