The Proof Research PR-15 PXT barrel is engineered for AR-15 platform rifles chambered in 6mm ARC, featuring an 18-inch stainless steel contour with a 1:7.5 twist rate. PXT (PROOF Exponential Twist) technology represents a new evolution in barrel design, combining advanced rifling geometry with progressive twist progression to reduce engraving force, minimize throat erosion, and maximize precision. Designed as a drop-in compatible replacement barrel for AR-15/M4-pattern rifles.
Proof Research PR-15 PXT Barrel 6mm ARC 18" Stainless Steel 1:7.5 Twist
MSRP:
$899.00
$749.00
(You save
$150.00
)
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- 6mm ARC
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Proof Research
Proof Research PR-15 PXT Barrel 6mm ARC 18" Stainless Steel 1:7.5 Twist
Specifications
- SKU:
- SS198894
- UPC:
- 843068152256
- barrel length:
- 18"
- Caliber:
- 6mm ARC
- twist rate:
- 1:7.5
- platform:
- AR-15 / PR-15
- material:
- Stainless Steel
- technology:
- PXT (PROOF Exponential Twist)
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