Mossberg 590A1, Special Purpose, Pump Action, 12 Gauge, 3" Chamber, 20" Heavy Wall Barrel, Parkerized Finish, Synthetic Stock, Bead Sight, 8Rd 51660 • Pump Action • Capacity: 8+1 • Finish: Parkerized • Sights: Bead • Barrel length: 20 Heavy Wall Barrel • Overall length: 41 • Metal Trigger Guard and Safety ButtonHeavy-Walled Barrel • Pump Action • Capacity: 8 + 1 • Finish: Parkerized • Sights: Front Bead • Barrel length: 20" • Overall length: 41" • 15in Free-Float MLOK Rail/ Ambi Bolt Release