Industry Leading

Daniel Defense Pre-Fit Barrels

DESIGNED FOR THE ENTHUSIAST

PROOF Research pre-fit carbon fiber barrels are available for the Daniel Defense Delta 5 and DD5 AR-10. Our Daniel Defense pre-fit barrels will arrive threaded, chambered, and ready for installation.

By designing carbon fiber barrels specifically for the Daniel Defense Delta 5 and DD5, we’ve made it easy for individuals to swap barrels on their rifle.

Daniel Defense Pre-Fit

Carbon Fiber

Lightweight

Up to 64% lighter than traditional steel barrels of similar contour.

Extreme Temperature Resistance

Improved heat dissipation for cooler and longer lasting barrels.

Unprecedented Durability

Wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin.

Check Compatibility

Choose your Caliber

  • 6 CM
  • 6.5 CM
  • 308 Win
Part Number Rifle Model Barrel Length in Inches Twist Rate Muzzle Thread MSRP
132937 Delta 5 24 7.5 5/8-24 $1,199
Diagram
Part Number 132937
Rifle Model Delta 5
Barrel Length in Inches 24
Twist Rate 7.5
Muzzle Thread 5/8-24
MSRP $1,199
Diagram
Part Number Rifle Model Barrel Length in Inches Twist Rate Gas Length Journal Muzzle Thread MSRP
132883 DD5 20 8 Rifle +1 .750 5/8-24 $1,199
Diagram
Part Number 132883
Rifle Model DD5
Barrel Length in Inches 20
Twist Rate 8
Gas Length Rifle +1
Journal .750
Muzzle Thread 5/8-24
MSRP $1,199
Diagram
Part Number Rifle Model Barrel Length in Inches Twist Rate Gas Length Journal Muzzle Thread MSRP
132920 Delta 5 24 8 NA NA 5/8-24 $1,199
Diagram
Part Number 132920
Rifle Model Delta 5
Barrel Length in Inches 24
Twist Rate 8
Gas Length NA
Journal NA
Muzzle Thread 5/8-24
MSRP $1,199
Diagram
Part Number Rifle Model Barrel Length in Inches Twist Rate Gas Length Journal Muzzle Thread MSRP
132890 DD5 18 10 Rifle .750 5/8-24 $1,199
Diagram
Part Number 132890
Rifle Model DD5
Barrel Length in Inches 18
Twist Rate 10
Gas Length Rifle
Journal .750
Muzzle Thread 5/8-24
MSRP $1,199
Diagram
Part Number Rifle Model Barrel Length in Inches Twist Rate Gas Length Journal Muzzle Thread MSRP
132913 Delta 5 20 10 NA NA 5/8-24 $1,199
Diagram
Part Number 132913
Rifle Model Delta 5
Barrel Length in Inches 20
Twist Rate 10
Gas Length NA
Journal NA
Muzzle Thread 5/8-24
MSRP $1,199
Diagram
WARNING: PROOF Research does not recommend the use of Copper Creek Cartridge Co. 22 Creedmoor loaded ammunition.
This ammunition is known to be loaded to higher than standard pressures and dangerous conditions may result from its use.
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