The Chiappa Firearms M6 is a folding combination firearm — a 12-gauge single-shot shotgun paired with an 8-adapter system. It folds down for compact storage and transport, then opens to a 34.6-inch overall length when ready to use. Weight is approximately 6.1 lbs. 
 

Key Specifications 

• Model: M6 Folding Shotgun/Rifle w/8 Adapter 
• Manufacturer: Chiappa Firearms 
• Type: Single Shot Shotgun 
• Caliber: 12 GA 
• Barrel Length: 18.5 inches 
• Capacity: 1 round 
• Weight: 6.1 lbs (approx.) 
• Total Length: 34.6 inches when extended 
• Finish Color: Matte Black 
• Condition: New in Box 
• Safety Mechanism: Manual Safety with Adjustable Fiber Optic Sights 
   

Detailed Features 

The folding hinge is the practical heart of the design — it makes the M6 easy to pack in a bag, store in a vehicle, or carry in the backcountry without the full footprint of a standard shotgun. The 8-adapter system allows use of different caliber rounds through the barrel, extending ammunition options in the field. 
 
Adjustable fiber optic sights give a clean sight picture across different light conditions. The manual safety prevents accidental discharge when the gun is carried folded or in storage. 
 
The 18.5-inch barrel meets the legal minimum and keeps overall dimensions compact. Single-shot capacity is the trade-off for the folding form factor.

The Chiappa M6 attracts buyers who want a portable, dual-purpose firearm for field use — camping, hiking, and survival scenarios come up most often. The folding design and the combination of gauges in one package are the features people cite for buying it.

Build quality and the retro aesthetic draw genuine appreciation. Owners like that it looks and feels different from modern tactical designs, and several mention its historical lineage to military survival rifles as part of the appeal.

The criticisms are practical. Fully loaded weight can get tiring on extended carry. The trigger pull on the .22 Magnum side gets called out as inconsistent for precision work. Accuracy gets mixed reviews — acceptable for casual hunting and camp use, but falls short for shooters used to dedicated firearms at distance.

Overall the M6 is well-regarded for what it is: a compact, versatile field gun that handles multiple roles without excelling at any single one.