The Retay USA Ace is a full-size semi-automatic shotgun chambered in 12 gauge with a 3.5-inch chamber. It has a 28-inch vent rib barrel and ships with a 3+1 round capacity. The receiver is drilled and tapped steel, and the stock uses an adjustable shim system in a Bottomland pattern. 
 

Key Specifications 

• Brand: Retay USA 
• Model: Ace 
• Caliber: 12 Gauge 
• Action: Semi Auto 
• Capacity: 3+1 Rounds 
• Barrel Length: 28" 
• Color/Finish: Bottomland 
   

Detailed Features 

• 28" vent rib barrel with 3.5" chamber for heavy loads 
• Drilled and tapped steel receiver for optic mounting 
• Adjustable shim stock system for fit customization 
• Bottomland camo pattern on stock and receiver 
• Full-size frame with 3+1 capacity

Owners of the Retay Ace in Bottomland frequently point to the 3.5-inch chamber as the main reason they chose it, seeing it as practical for waterfowl and turkey seasons where magnum loads are standard. The adjustable shim stock gets credit for actually fitting a range of shooters out of the box.

Field impressions are generally positive. The vent rib barrel gets favorable comments for target acquisition, and the Bottomland camo is well-regarded for timber hunting. A common complaint is that the cycling can be finicky with lighter field loads, requiring owners to stick to hotter factory ammunition.

On value, the Ace sits in a competitive segment and opinions land in the middle. Buyers who compared it against higher-priced Turkish semi-autos feel the build quality is comparable; those coming from well-established domestic brands sometimes note the trigger feel as a step down.