Mossberg's SA-20 uses a smooth cycling, gas-operated system for a lightweight, soft-shooting 20 gauge shotgun perfect for both hunting and target shooting. This All Purpose Field model has a walnut buttstock and forend with a 14.5" LOP, 26" vent rib barrel with a matte blued metal finish, and a metal bead front sight. It includes Mossberg International's Sport Set of 5 choke tubes.Feature:Smooth-cycling gas-operated systemChoice of cylinder bore or choked modelsSelect models have a top-mounted Picatinny-compatible accessory railLightweight and well balancedLighter recoil and a smooth operating system make SA-20 autoloaders a natural choice for younger and smaller-framed shootersHandsome detailing including grip and forend checkering make the SA-20 walnut models as good looking as they are functionalThe SA-20 shotgun's lighter weight in the field translates to quicker swing when hunting for nimble upland and woodland targetsReceiver-mounted rail with integrated rear ghost ring sight paired with a winged front fiber optic sight, an extended charging handle and a magazine tube tri-rail perfect for mounting Picatinny-compatible accessoriesDETAILSSeries/Collection: SA-20 - All Purpose FieldAction: Semi-AutomaticMagazine Capacity: 5+1Caliber/Gauge: 20 GaSight: BeadStock Material: WalnutBarrel Finish: BlueReceiver Finish: BlueStock Finish: SatinBarrel Length: 26"Chamber Length: 3"Length of Pull: 14-1/2"Overall Length: 44-3/4"Weight: 6.5 lbBarrel Type: Vent RibChokes: Sport Set (5 Total)