Mossberg International Maverick SA All-Purpose 12 Gauge 3in Blued (High Polish)/Walnut Semi Automatic Shotgun - 28in - A Multi-Season Workhorse. These 12 gauge Maverick SA models feature adjustable length of pull stocks in either classic walnut or rugged synthetic furniture, and are built to reliably perform in the field, season-after-season. Interchangeable Sport Set of Chokes (5 Total); Adjustable Stock for LOP; Front Fiber Optic Sight; Standard features include a gas-vent system, and quick-empty bolt release button for easy unloading;