
SIG SAUER P220 .45ACP Threaded Barrel – 4.9" Nitron Finish
Silence Meets Precision.
Upgrade your SIG P220 with this factory-original 4.9" threaded barrel, chambered in powerful .45ACP. Designed by SIG SAUER for full-size P220 models, this precision-machined barrel allows for the attachment of suppressors or other muzzle devices with its standard .578x28 thread pitch. Whether you're building a suppressed home defense setup or upgrading for tactical performance, this is the barrel your P220 deserves.
Heat-treated for unmatched strength and coated in a durable Nitron finish, this threaded barrel maintains accuracy, reduces wear, and ensures long-lasting performance under all conditions. A knurled thread protector is included to safeguard the muzzle when a device isn't attached.
Also compatible with the SIG P227.
✅ Product Highlights:
- Model Compatibility: SIG P220 Full-Size, also fits P227
- Caliber: .45 ACP (45 Auto)
- Barrel Length: 4.9 inches (124.46 mm)
- Threaded Barrel: Yes – Thread Pitch: .578x28 TPI
- Thread Cap: Included knurled cap for protection
- Barrel Finish: Nitron – corrosion-resistant black coating
- Installation: Drop-in replacement, no gunsmithing required
- Built to Last: Factory heat-treated for strength and durability
⚙️ Perfect For:
- Suppressor setups
- Tactical performance upgrades
- OEM-level precision and reliability
- Law enforcement, self-defense, and range use
Equip your P220 for versatility and performance with this official SIG SAUER threaded barrel—trusted by professionals, built for precision.
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