The Mossberg 500 Field/Deer Combo (MPN: 54264) is a 12 GA pump-action shotgun that ships with two barrels: a 28-inch vent rib ported smoothbore for birds and a 24-inch fully-rifled bore for deer. The 3-inch chamber handles a wide range of loads. Total weight is 7.5 lbs; overall length with the 28-inch barrel is 47.5 inches. 
 

Key Specifications 

• Brand: Mossberg 
• Model Name: 500 Field/Deer Combo 
• MPN: 54264 
• Gauge: 12 GA 
• Chamber Length: 3" 
• Action Type: Pump Action 
• Capacity: 5+1 rounds 
• Barrel Lengths: 
  • Vent Rib Ported Barrel: 28" 
  • Fully-Rifled Bore Barrel: 24" 
• Overall Length: 47.5" 
• Weight: 7.5 lbs 
• Sights: Adjustable Rear / Dual Bead 
   

Detailed Features 

 
The smoothbore 28-inch barrel includes three Accu-set choke tubes (Full, Modified, Improved Cylinder) for adapting to different bird hunting conditions. The fully-rifled 24-inch deer barrel has adjustable rifle-style sights suited for slugs at hunting distances. Barrel swaps are tool-free. The hardwood stock and blued metal finish give it a traditional look. The ambidextrous tang safety works for both right- and left-handed shooters.

The Mossberg 500 Field/Deer Combo gets positive feedback from hunters who want a single shotgun for both bird and deer seasons. The two-barrel setup is called out as the main reason owners choose it -- practical for hunters who don't want to buy separate dedicated guns. Mossberg's reliability reputation extends to this model, with owners reporting consistent performance across ammunition types.

Ease of use and maintenance is regularly mentioned. Barrel swaps are straightforward, and the overall handling is described as well-balanced. Recoil is considered manageable.

Criticism tends to be moderate and expected: dedicated bird or deer hunters might prefer a platform optimized for one application. Some owners want a lighter configuration. Aftermarket customization discussions come up but aren't a major theme given the rifle's traditional hunting focus.