Mossberg Maverick 88 Slug 12 Gauge Pump Action Shotgun Dependable weekend workhorse. The Maverick 88 Slug Pump Action Shotgun is trusted by sportsmen and security professionals around the world as an affordable firearm that performs season after season. It's the shotgun you can afford that delivers the performance you demand. Interchangeable barrels compatible with Mossberg 500 AccuChoke choke tube system for hunting versatility Order today!