Mossberg International Maverick SA All-Purpose 12 Gauge 3in Matte Blue 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. Features Adjustable length of pull stock; Reliably perform in the field, season-after-season; A Multi-Season Workhorse;