- 4150 or 416-R Stainless - Only the best steels for durability, longevity, and accuracy.Â
- 9mm SAAMI Chambers - Superior accuracy with complete SAAMI compatibility & boring reliability.Â
- Tighter Tolerances - Drop-in, yet better fitment and lock-up.Â
- Conventional Rifling - Fully compatible with cast bullets
- 11 Degree Target Crown
 Technical Specifications:Â
- Handgun Type: Sig P320 Full Size
- Barrel Caliber: 9mm
- Barrel Profile: Flame Fluted, Drop In
- Barrel Material: 416-R Stainless Steel
- Barrel Twist: 1:10
- Muzzle Thread: 1/2x28 TPI
- Crown: 11-degree Target Crown
- Rifling Method: Button
- Rifling Type: ConventionalÂ
- Inside Finish: Salt Bath Nitride
- Outside Finish: Salt Bath Nitride
- Not compatible with M17 or X Series pistols (including the X5 and X5 Legion)