The TriStar Setter ST is a break action overunder shotgun. The Setter ST features a solid and durable frame sealed actions and self-adjusting locking lugs. This shotgun additionally sports a high gloss Turkish walnut stock and forearm engraved receiver chrome lined chambers and barrels fiber optic sight vent top and mid rib single selective trigger and five Beretta-style choke tubes. The top tang safety of the Setter ST permits barrel selection while engaged.DetailsAction OverUnder - Gauge 20 - Chamber 3 - Finish Black - Stock Walnut - Sights Fiber Optic - Chokes IC M F - Barrel Length 26 - Weight 6.3 lb - 3 Chamber Over and Under in 12ga and 20ga. The Setter ST features a solid frame for durability and strength sealed actions to keep dirt out self-adjusting locking lugs top tang barrel selector and safety and steel mono-block barrel construction and Turkish Walnut with semi-gloss finish. Comes with 5 interchangeable Beretta Mobile style choke tubes (IC M F) choke box and choke wrench. Rubber recoil pad and backed with a five year mechanical warranty. - Extractors - Vent Top and Mid Rib - Fiber Optic Sight - Single Selective Trigger - Chrome-lined Chamber and Barrel - Engraved Receiver - Turkish Walnut Stock and Forearm - High Gloss - 3 Beretta Style Choke Tubes (IC M F) - Safety The primary safety is located on the top tang. When engaged the safety is designed to block the trigger hammer lever and the hammer which makes the firing mechanism immobile. The safety slides forward and backward (back is safe). When the safety is engaged the shooter may move it left or right to select which barrel will fire first. Placing the safety switch to the right will fire the top barrel first to the left will fire the bottom barrel first.