Proof Research barrels are celebrated by the top competitive shooters for their superior precision and craftsmanship, making them a favorite. Their steel barrels, made from double stress-relieved 416R stainless steel, provide excellent machinability and consistent hardness for reliable performance. Proof Research barrels excel in delivering accuracy and durability under the toughest conditions.
Proof Research
ELR rifles benefit from reduced weight for portability in field conditions. A carbon fiber-wrapped barrel is 1–2 lbs lighter than a steel barrel of similar contour (e.g., magnum). Seek a carbon fiber barrel with a steel core for durability. Steel barrels, while robust, add bulk, making your rifle harder to carry during hunts or competitions. A lighter carbon fiber barrel improves maneuverability without sacrificing ELR accuracy.
ELR involves sustained fire, where heat affects accuracy. Carbon fiber barrels dissipate heat faster than steel, conducting it along the length and through the wall, reducing point-of-impact shifts. Look for high-conductivity carbon fiber with a heat-resistant resin. Steel barrels retain heat longer, causing barrel walk during extended strings. Carbon fiber's cooling ensures your ELR build maintains consistency at 1,500+ yards.
ELR demands sub-MOA precision. Carbon fiber barrels with match-grade steel cores and cut rifling achieve 0.5 MOA with proper loads, comparable to premium steel barrels. Verify tight bore tolerances and lapped finishes. Steel barrels are consistent but heavier, impacting balance. Carbon fiber offers equivalent accuracy with less weight, which is ideal for your ELR rifle's portability and precision.
The stiffness of a carbon fiber barrel helps minimize barrel whip. Due to their composite structure, carbon fiber barrels are stiffer than steel barrels of equal weight. You should look for aerospace-grade material.
