Mossberg 500 Barrel 12 Gauge 24'' Integral Scope Base Blued. Blued finish. Compatible with 12 Ga. Mossberg 500 and Maverick 88 6-shot shotguns. Specifications for Mossberg 92056 500 Barrel 12 Gauge 24" Integral Scope Base Blued: Manufacturer: Mossberg Finish: Blued Barrel Length: 24 in Gauge: 12 Gun Make: Mossberg Gun Model: Mossberg Model 500 Condition: New Caliber: 12 Gauge Package Contents: Mossberg 92056 500 Barrel 12 Gauge 24" Integral Scope Base Blued The Mossberg 92056 500 Barrel 12 Gauge 24" Integral Scope Base Blued is a quality addition to the Mossberg lineup. For more great deals on Shotgun Barrels by Mossberg please browse our Mossberg Gun Parts page. What firearm models does the manufacturer say Mossberg 92056 500 Barrel 12 Gauge 24" Integral Scope Base Blued is compatible with? The manufacturer says that Mossberg 92056 500 Barrel 12 Gauge 24" Integral Scope Base Blued is compatible with Mossberg Model 500Mossberg 92056 500 Barrel 12 Gauge 24 Integral Scope Base Blued