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M&P12 — specifications, caliber, stats, review, photos | WeaponAtlas

M&P12 is a 12-gauge pump-action bullpup shotgun introduced in 2021. It uses dual tubular magazines, a manual pump-action forend, and ambidextrous controls.

ManufacturerSmith & Wesson
Year introduced2021
Caliber12 Gauge
Weight (unloaded)3.870 kg
Length711 mm
Barrel length483 mm
Magazine capacity14 rounds

WeaponAtlas is an educational small arms catalog.

Total models in catalog: 692 • Last updated: 2026-05-28 14:38