The Iver Johnson IJ500 is a 12 Gauge semi-automatic shotgun built around a 28-inch vent-rib barrel and a 3 1/2-inch chamber that accepts 2 3/4, 3, and 3 1/2-inch shells. It carries black synthetic furniture and a CT-5 choke tube system, giving it a straightforward, field-ready setup for hunting and clays. The gas-operated action cycles a 5+1 capacity for quick follow-up shots. 
 

Key Specifications 

• Brand: Iver Johnson 
• Model: IJ500 
• Caliber: 12 Gauge 
• Action: Semi Auto 
• Capacity: 5+1 
• Barrel Length: 28 in 
• Finish: Black synthetic 
   

Detailed Features 

• 3 1/2-inch chamber handles 2 3/4, 3, and 3 1/2-inch shotshells for load flexibility 
• 28-inch vent-rib barrel with a bead front sight for a consistent sight picture 
• CT-5 choke tube system supports pattern adjustment for different loads and distances 
• Gas-operated semi-auto cycling reduces felt recoil between shots 
• Black synthetic stock and forend hold up to changing outdoor conditions

Field shotguns in this price range like the Iver Johnson Auto tend to get judged first on reliability with a mix of shell lengths. Owners generally report the gas system cycles light target loads and heavier hunting loads without much fuss once the gun is broken in, though a handful of new guns need some rounds through them before cycling smooths out. The synthetic stock holds up well to rain and mud, which matters more to most buyers than a nicer finish would.

Handling gets mixed reviews. The vent rib barrel gives a natural swing on birds and clays, and the bead sight is simple enough that new shooters pick it up fast. A common complaint is the recoil pad, which some owners find firm enough that they swap it out or add a slip-on pad for a full day of dove or clay shooting.

Value is where the Iver Johnson name gets the most credit. It gives hunters a dependable 12 Gauge semi-auto without the price tag of the bigger shotgun brands, and the CT-5 choke system means it can be set up for turkey, waterfowl, or clays without buying a different gun for each.