Its light aluminum receiver is scaled to gauge and incorporates a steel insert that reinforces the breech, minimizing weight and maximizing strength. The fast-handling 555 Enhanced features upgrades that include Imperial walnut stock and forearm, auto shell ejector and laser-engraved Filigree ornament receiver. Standard features include a manual safety, and a single, selective mechanical trigger, and moreat a price that's unmatched among comparable over-under shotguns.