Proof Research Carbon Fiber Barrels AR-15/ 308/ Creedmoor/Grendel

Virtually impervious to weather, nicks, dings or scratches, and up to 30% lighter and 300% stiffer than equivalent weight steel AR barrels, PROOF Research’s carbon fiber-wrapped barrels open up new possibilities in AR performance.

These carbon fiber-wrapped barrels provide a high-end alternative to traditional barrels while still maintaining extreme accuracy, performance and durability.  
Match-grade accuracy
Improved heat dissipation for cooler and longer lasting barrels
No point-of-impact shift during high-volume fire
Reduced harmonic barrel vibration

Barrel Info-

11.5 Carbine 223- Medium / .750- 1/2 x28 Threads- 1:7 Twist ( Weight 20.6 oz )
14.5 Mid 556 NATO- .750- 1/2 x28 Threads- 1:7 Twist ( Weight 24.5 oz )
16 Mid 223- .750- 1/2 x28 Threads- 1:8 Twist ( Weight 25.4 oz )
18 Rifle 223- Medium / .750- 1/2 x28 Threads- 1:8 Twist ( Weight 2 lbs, 3 oz )
20 Rifle 223- Medium / .750- 1/2 x28 Threads- 1:8 Twist ( Weight 2 lbs, 6 oz )
16 Mid 308-  Heavy / .875- 5/8 x24 Threads- 1:10 Twist ( Weight 2 lbs, 3 oz )
18 Rifle 308- Heavy / .875- 5/8 x24 Threads- 1:10 Twist ( Weight 2 lbs, 6 oz)
20 Rifle 308- Heavy / .875- 5/8 x24 Threads- 1:10 Twist ( Weight 2 lbs, 9 oz)
20 Rifle 6.5 CM- Heavy / .875- 5/8 x24 Threads- 1:8 Twist ( Weight 2 lbs 10.9 oz )
20 Rifle 6.5 Grendel- Heavy / .875- 5/8 x24 Threads- 1:8 Twist ( Weight 2 lbs 2 oz)
22 Rifle+2" 6.5 CM (Gas tube included)- Heavy / .875- 5/8 x24 Threads- 1:8 Twist ( Weight 2lbs 14oz )
24 Rifle+2" 6.5 CM (Gas tube included)- Heavy / .875- 5/8 x24 Threads- 1:8 Twist ( Weight 3lbs .05oz )

 
Proof Research builds AR barrels with standard DPMS (TM) compatible barrel extensions and gas system lengths.