Rival Arms RA20P401A SIG P320 Full Size Barrel

$159.99 Out of stock

Rival Arms precision drop-in barrel for SIG P320 Full Size in 9mm. CNC-machined 4340H steel with PVD coating, target-crowned muzzle, and 1:10 twist rifling for match-grade accuracy.

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Match-Grade Performance Without the Gunsmith

The Rival Arms RA20P401A is a drop-in barrel upgrade designed to elevate the accuracy and reliability of your SIG P320 Full Size pistol. No gunsmith required—simply swap it in and experience the difference a quality barrel makes.

Superior Materials and Construction

CNC-Machined 4340H Steel Billet

  • High-strength steel construction provides exceptional durability
  • Superior corrosion resistance compared to standard barrels
  • Precision-machined for tight tolerances and consistent performance

PVD Coating

  • Creates a durable barrier against wear and corrosion
  • Maintains a professional black finish
  • Extends barrel life through enhanced surface protection

Accuracy-Focused Design

  • 1:10 Twist Rifling with 6 grooves for stable bullet flight and consistent accuracy
  • Target-Crowned Muzzle ensures proper bullet seating and improved shot-to-shot consistency
  • Match-Grade Precision rivals custom barrel work at a fraction of the cost
  • Hand-Inspected each barrel is individually verified for quality

Specifications

  • Caliber: 9mm Luger
  • Barrel Length: 3.90 inches
  • Finish: Black PVD
  • Twist Rate: 1:10
  • Warranty: Limited Lifetime

Whether you're focused on competition shooting, defensive training, or simply want to maximize your P320's potential, this barrel delivers the precision and reliability serious shooters demand.

Attributes

Barrel Length: 3.9"
Features: Target Crowned
Finish: PVD
Model: Precision
Sights: None
Twist Rate: 1:10"
Type: Drop In