$515.00
Availability: In Stock
Current Stock: Out of stock
The Q LLC Mini Fix 5.56mm barrel is a 12-inch stainless steel replacement barrel built for shooters who want a compact, versatile upper assembly. Whether you're building a short-barreled rifle for close-quarters work, hunting in thick brush, or running a home-defense carbine, this barrel delivers the flexibility to reconfigure your rifle without a complete rebuild. Stainless steel construction resists corrosion and handles extended shooting sessions, and the compact 12-inch length keeps your overall firearm length manageable while maintaining practical velocity in 5.56mm.
Q makes barrels designed to work with their modular firearm systems, so if you're already running a Q platform rifle or upper, a barrel swap lets you adapt your gun to different roles and conditions. The 5.56mm NATO chambering is America's most common intermediate rifle round—affordable, reliable, and available everywhere. A shorter barrel trades some velocity for handling and concealability, making this a smart choice if you prioritize maneuverability over extreme range.
Stainless steel is a favorite among serious shooters because it's harder to damage than chrome-moly and stands up to the elements. This barrel comes as a bare component; installation requires proper tools and gunsmithing knowledge, or you can have a qualified armorer handle the swap if you're not equipped to do it yourself. Check your upper receiver and Q system compatibility before ordering to ensure fit.
| Caliber | 5.56mm NATO |
| Barrel Length | 12 inches |
| Material | Stainless Steel |
| Manufacturer | Q LLC |
This barrel is designed for Q LLC modular rifle systems. Verify your upper receiver is compatible with Q barrel profiles and threading before purchasing. If you have a standard AR-15 upper from another manufacturer, this barrel may not be a direct fit.
The Mini Fix is chambered in 5.56mm NATO, the standard intermediate rifle cartridge. You can shoot both 5.56mm NATO and .223 Remington in this barrel (5.56mm NATO chambers safely accept .223 Remington).
Barrel installation requires a properly equipped gunsmith or armorer with the correct tools and expertise. This is a bare barrel component, not a complete upper assembly, so professional installation is strongly recommended unless you have advanced gunsmithing skills.
A 12-inch 5.56mm barrel is compact and maneuverable, making it useful for home defense, close-range hunting, or tactical training. The shorter length will reduce bullet velocity compared to a standard 16-inch rifle barrel, so consider your intended range and application when choosing your firearm configuration.
SKU: 194200339 • Width: 4.7in • Height: 4.2in • Depth: 17in • Weight: 2.25oz
Availability: In Stock
Current Stock: Out of stock
The Q LLC Mini Fix 5.56mm barrel is a 12-inch stainless steel replacement barrel built for shooters who want a compact, versatile upper assembly. Whether you're building a short-barreled rifle for close-quarters work, hunting in thick brush, or running a home-defense carbine, this barrel delivers the flexibility to reconfigure your rifle without a complete rebuild. Stainless steel construction resists corrosion and handles extended shooting sessions, and the compact 12-inch length keeps your overall firearm length manageable while maintaining practical velocity in 5.56mm.
Q makes barrels designed to work with their modular firearm systems, so if you're already running a Q platform rifle or upper, a barrel swap lets you adapt your gun to different roles and conditions. The 5.56mm NATO chambering is America's most common intermediate rifle round—affordable, reliable, and available everywhere. A shorter barrel trades some velocity for handling and concealability, making this a smart choice if you prioritize maneuverability over extreme range.
Stainless steel is a favorite among serious shooters because it's harder to damage than chrome-moly and stands up to the elements. This barrel comes as a bare component; installation requires proper tools and gunsmithing knowledge, or you can have a qualified armorer handle the swap if you're not equipped to do it yourself. Check your upper receiver and Q system compatibility before ordering to ensure fit.
| Caliber | 5.56mm NATO |
| Barrel Length | 12 inches |
| Material | Stainless Steel |
| Manufacturer | Q LLC |
This barrel is designed for Q LLC modular rifle systems. Verify your upper receiver is compatible with Q barrel profiles and threading before purchasing. If you have a standard AR-15 upper from another manufacturer, this barrel may not be a direct fit.
The Mini Fix is chambered in 5.56mm NATO, the standard intermediate rifle cartridge. You can shoot both 5.56mm NATO and .223 Remington in this barrel (5.56mm NATO chambers safely accept .223 Remington).
Barrel installation requires a properly equipped gunsmith or armorer with the correct tools and expertise. This is a bare barrel component, not a complete upper assembly, so professional installation is strongly recommended unless you have advanced gunsmithing skills.
A 12-inch 5.56mm barrel is compact and maneuverable, making it useful for home defense, close-range hunting, or tactical training. The shorter length will reduce bullet velocity compared to a standard 16-inch rifle barrel, so consider your intended range and application when choosing your firearm configuration.
SKU: 194200339 • Width: 4.7in • Height: 4.2in • Depth: 17in • Weight: 2.25oz