X-Caliber Barrel & Manufacturing

X-Caliber Barrel & Manufacturing is a barrel manufacturer located in Kalispell, MT, producing made-to-order barrels for AR-15s, bolt-action rifles, LR308/DPMS platforms, and specialty builds. They don't do retail firearms sales—they focus exclusively on precision barrel manufacturing and related gunsmithing services.

X-Caliber offers several barrel categories:

Barrel Blanks - Unturned blanks (5-10 week lead time) - Contoured blanks in 416R Stainless and 4140 Chrome Moly (6-12 weeks) - Available in 1.250" diameter

Finished Barrels - AR-15 barrels (11-18 weeks): Standard and Superlative Arms piston-compatible options, plus AR-22 conversion barrels for .22LR kits - Bolt-action prefits (10-14 weeks): Pre-fit barrels for common actions - LR308/DPMS barrels (longer lead times): Large-frame AR-platform barrels - Rimfire & pistol caliber AR barrels: Specialty options for conversion builds

Carbon Fiber Barrels Carbon fiber versions add 1-4 weeks to base lead times but occasionally face supply delays. Pricing reflects the weight savings and thermal properties: carbon fiber AR-15 barrels start around $521.60 (before current sale discount), vs. standard steel around $297.60.

• •*Expedite does not apply to third-party services like Cryogenics or Cerakote

2026 New Year Sale (Jan 5-12) - 20% off carbon fiber barrels - 20% off all-steel barrels - 30% off muzzle brakes

Example pricing (sale prices): - Contoured blanks: $295.20 (was $369) - Carbon fiber contoured blanks: $460 (was $575) - Custom AR-15 barrels: $297.60 (was $372) - Carbon fiber AR-15 barrels: $521.60 (was $652)

Address: 3465 US Hwy 2 West, Kalispell, MT 59901

Phone: (406) 393-2610

Email: [email protected] (strongly preferred for faster response due to call volume)

Hours: Monday–Thursday, 6:00 AM–2:30 PM MST Closed Friday–Sunday

Due to overwhelming order volume, X-Caliber recommends email inquiries for faster responses. Phone lines are heavily backlogged, and voice messages can be overwritten in their system.

• •Double-check all details before submitting—order change requests cause production delays
• •Lead times are estimates. Tools breaking or machines requiring maintenance can extend timelines by 6–8 weeks
• •Orders within estimated lead times won't receive status checks until the deadline approaches
• •Custom configurations are made-to-order; standard lead times apply

X-Caliber is known in the precision rifle community for: - Custom AR-15 barrel builds with gas port optimization - Carbon fiber barrel manufacturing (lighter weight without sacrificing strength) - Specialty calibers like .375 Raptor and .45 Raptor - Transparent lead times and no-surprises manufacturing - Gunsmithing expertise (they offer custom configurations, not just off-the-shelf products)

If you're building a precision rifle and need a custom barrel with specific specifications—contour, finish, chambering, or lightweight carbon fiber construction—X-Caliber manufactures to order in Montana.