3? Chamber Over and Under in 12ga and 20ga. The Setter S/T 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 (SK IC M IM F) choke box and choke wrench. Rubber recoil pad and backed with a five year mechanical warranty.Features: 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 5 Beretta Style Choke Tubes (SK IC M IM F)Specifications: Gauge: .410 Barrel Length: 28" Weight: 6.2 lbs Finish: Walnut