The 590A1 Retrograde maintains all mil-spec 590A1 internals — heavy barrel, metal trigger group, metal safety — while fitting an American walnut stock and forend in a nod to the classic military-surplus wooden-stocked trench guns. A collector-aesthetic on a duty-grade platform. Type: Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 9 Year introduced: 2018, USA Weight: 120 oz Overall length: 41" Status: Active Intended use: Home Defense, Heritage, Tactical