The TT-15 Sporting O/U features a solid frame for durability and strength. Its sealed actions to keep dirt out. The Sporting model also features self-adjusting locking lugs, top tang barrel selector and safety, and steel mono-block barrel construction, Turkish Walnut with semi-gloss finish and ported barrel. The TT-15 Sporting comes with 5 Extended interchangeable Beretta/Benelli Mobil style choke tubes (SK, IC, M, IM, F), choke box and choke wrench.