This Beretta SV10 Perennia III 20-gauge shotgun with a 26" barrel features a vault-like low-profile action, self-adjusting fore-end mechanism, supersized asymmetrical barrel shoulders, detachable trigger group, wide top lever, cold-hammer forged Optima-Bore HP barrel, longer forcing cone, and an ejection system that functions flawlessly with cartridges of different brass-height.