The 1911 Government Barrel Selector - Ultra Match Grade offers top-of-the-line performance for your 1911 firearm. These barrels, brought to you by Fusion Firearms, the industry leader in 1911 innovation, are crafted in the USA using certified 416R stainless steel and feature advanced CNC machining, hand-honed bores, and air-gaged rifling for ultimate accuracy. The barrel selector includes a range of options, including bull or standard bushing configurations and Wilson/Nowlin or Para/Clark ramp styles. It is compatible with a variety of calibers, including 9mm, 10mm, 45acp, and more. These barrels are designed to fit tightly in most production 1911 pistols and can be easily fitted for lock-up and superior accuracy using the simple fitting points on the back of the hood and barrel foot. They are also stress-relieved and heat-treated for durability and are made entirely in the USA. Custom thread pitches are available by special order. The option to have the extractor clearance cut machined into the barrel is also available for those who need it. Upgrade your 1911 with the 1911 Government Barrel Selector - Ultra Match Grade for unparalleled performance and reliability.

Manufacturing

Manufacturing of the Fusion Firearms “UMG” 1911 Match grade barrels starts with  416R Certified Stainless steel(Eddystone verified, Rifle grade), Gun drilled, reamed, Precision broached Cut Rifled, Hand honed and Air-gaged bores, Accu-bored chambers, all precision CNC machined and manufactured with basic fitting points on the back of the hood and bottom of feet,  so that most folks with a hand file can precision fit for lock-up and superior accuracy. The “UMG”  barrels are available in a .696” diameter cone bull barrel, and a .581 Boss Diameter end. In addition, the .581 Barrel Boss is precision turned to a length that the 6 standard barrels can be cut back to 5 inch or commander, giving the gunsmith a very precise and flexible barrel platform to work with. These barrels are also available with the standard government barrel foot profile or the shorter commander. Manufacturing can take up to 3-5 days on certain barrels. 

Heat Treatment:  Stress relief and heat treatment, Vacuum Harden (38-42 HRC), Vacuum Temper. 

Ramp: Standard.

What Makes these Barrels Special and Precise:

• Certified US 416R Rifle Grade Stainless Steel
• Precision CNC machining
• Hand-honed Bores
• Twist rate 45acp
• Match grade Precision button rifling
• Air-gaged bores and rifling
• Accu-bored Chambers and Hand honed
• Simple fitting points on the back of the hood and barrel foot (will drop in tightly in many productions manufactured 1911’s)
• Full .055 top locking Lug cut dimensions
• Fully and Completely MADE IN THE USA

Thread Pitch

45acp = .578 x 28