The Mossberg Gold Reserve is a 20-gauge over-under shotgun with a 30-inch barrel and Grade-A black walnut stocks. The break-open action and 3-inch chamber are standard configurations for a field and target shotgun in this class. 
 

Key Specifications 

• Brand: Mossberg 
• Model: Gold Reserve 
• Caliber/Gauge: 20 Gauge 
• Barrel Length: 30 inches 
• Capacity: 2 rounds 
• Weight: 7 lbs (approx.) 
• Action Type: Break Open 
• Chamber Size: 3 inches 
• Sights: Bead 
• Finish/Stock Material: Polished Blued Barrel / Satin Black Walnut 
   

Detailed Features 

The scroll-engraved polished receiver has gold inlay work, which is distinctive against the blued barrel. Chrome-lined bores and chambers extend service life and make cleaning easier than unlined steel. 
 
Shell ejectors (not extractors) kick out spent hulls on break-open, speeding up reloading. The five-choke extended sport set covers the range from cylinder to full, which is useful for switching between trap, skeet, and sporting clays courses. 
 
The satin-finished Grade-A black walnut stock is a step above the synthetic or lower-grade wood found on entry-level over-unders. 
 

Usage 

The 30-inch barrel length is well-suited for clay target sports -- the extra barrel length provides a longer sighting plane and smooths out the swing on crossing targets. The 20-gauge chambering produces noticeably less recoil than 12-gauge, which makes extended shooting sessions at sporting clays or trap more comfortable. It also handles upland bird hunting.

Owners of the Mossberg Gold Reserve tend to lead with aesthetics. The walnut stock, blued barrel, and engraved receiver draw consistent compliments, and most buyers find the appearance matches or exceeds what they expected at the price point.

Handling and balance get positive reviews. The 7-lb weight with a 30-inch barrel swings smoothly, which matters for clay target shooting. The 20-gauge chambering makes this one of the more approachable over-unders for recoil-sensitive shooters or those coming from lighter shotguns.

Some discussions include comparisons to European over-unders in a similar price range, where the Gold Reserve is sometimes described as having fewer features or less refined internals. A few owners mention wanting additional stock adjustment options that competitors offer. Occasional reports of reliability concerns appear in forums, though these are not uniform across the owner base.

Overall the sentiment reflects a buyer who wanted a good-looking, functional 20-gauge over-under at a reasonable price and generally got what they expected.