Beretta Choke Tube Optimachoke HP Ported Edition 12 GA Black Skeet - USA. Manufactured from high strength steel these chokes guarantee significant corrosion resistance and have the ability to withstand the rigors of steel shot. Optima-Choke HP tubes are fully interchangeable on all Beretta barrels that are threaded for Optima-Choke HP (barrels should be marked OB-HP). These choke tubes are designed for 12 gauge shotguns with the optimachoke HP system. Specifications for Beretta Choke Tube Optimachoke HP Ported Edition 12 GA: Manufacturer: Beretta Color: Black Finish: Blued Fabric/Material: Stainless Steel Gauge: 12 Choke Tube System: Beretta Optima HP Gun Make: Beretta Gun Model: Universal Package Contents: Beretta Choke Tube Optimachoke HP Ported Edition 12 GA The Beretta Optimachoke Hp Ported 12ga. Modified Extended .75" is a quality addition to the Beretta lineup. For more great deals on Choke Tubes by Beretta please browse our Beretta Weapon Accessories page. Beretta C6A475: Choke Tube Optimachoke HP Ported Edition 12 GA Black Skeet - USA