Ed Brown Government Barrel Bushing, Blue, Os

The Ed Brown Government Barrel Bushing in blue finish is a precision-machined steel component engineered to tighten the fit between your slide and barrel—a critical factor in 1911 accuracy and reliability. Built from heat-treated, hardened steel, this oversize bushing is designed for shooters who want to maximize their Government-frame 1911's performance through a truly matched barrel and bushing assembly. Whether you're building a custom 1911, upgrading an existing pistol, or replacing a worn bushing, Ed Brown's reputation for exacting tolerances makes this a trusted choice for serious handgun enthusiasts.

This is an oversize bushing, which means it requires machine work to achieve a precise fit: you'll need to turn the outside diameter (O.D.) and ream the inside diameter (I.D.) to match your barrel and slide. That hands-on approach appeals to 1911 builders and gunsmiths who understand that a tight, properly fitted bushing pays dividends in shot-to-shot consistency and felt control. Ed Brown's fit standard is tight by design, so if you're pairing this with an Ed Brown barrel and Colt slide, expect excellent results once fitted.

The blue finish provides classic 1911 aesthetics alongside corrosion resistance. Quality barrel bushings are often overlooked in 1911 customization, but they directly affect how your slide racks, how your trigger breaks, and ultimately how your gun shoots. If you're serious about Government-frame 1911 accuracy and reliability, proper bushing fit matters.

Key Features

• Oversize barrel bushing—requires O.D. turning and I.D. reaming for precision fit
• Heat-treated and hardened steel for exceptional durability
• Government-frame 1911 compatible
• Blue finish
• Designed for tight, matched fit with Ed Brown barrels and Colt slides

Specifications

Frequently Asked Questions

Will this barrel bushing fit my Colt 1911 without machining?

No—this is an oversize bushing, so it requires turning of the O.D. and reaming of the I.D. to achieve a true match fit. You'll need access to machine tools or a gunsmith experienced with 1911 fitting.

What's the difference between oversize and drop-in barrel bushings?

Oversize bushings require custom machining to fit your specific slide and barrel, allowing for a tighter, more precisely matched assembly. Drop-in bushings are pre-fit to work with compatible Colt slides without modification. Oversize is the choice for builders pursuing maximum fit control.

Is this bushing compatible with Commander-frame 1911s?

No—this is a Government-frame bushing. Ed Brown offers separate bushings for Commander frames.

Will this work with non-Ed Brown barrels?

While it's designed to pair with Ed Brown barrels and Colt slides, other brands may require minor fitting. Consult with your gunsmith if you're using a different barrel.