The Pro-Shot .45 Cal Bronze Chamber Brush (Model: 45BC) is a dedicated firearm maintenance tool designed to clean, scrub, and remove carbon, powder residue, and lead fouling from .45 calibre chambers and revolver cylinders. Featuring a solid brass core, a closed looped end, and dense bronze bristles, this chamber brush cleans chamber walls without scratching or damaging barrel steel. Weighing under 20 g, it is a fully manual accessory that connects to standard cleaning setups using an industry-standard #8-32 male thread.

Key Features:

• Chamber-Specific Cleaning: Engineered specifically to scrub carbon and residue from .45 calibre chambers and revolver cylinders without entering deep rifled bore sections.
• Non-Damaging Construction: Built with phosphor bronze bristles and a solid brass core, ensuring all contact surfaces are softer than firearm barrel steel to prevent gouging chamber walls and throats.
• Standard Connection: Features an American standard #8-32 male thread to fit standard cleaning rods and chamber handles directly.
• Durable Benchrest Build: Manufactured with a looped end to hold the dense bristle fill securely during repetitive cleaning cycles.

Specifications:

• Model: 45BC
• Calibre Compatibility: .45 Calibre (including .45 ACP, .45 Long Colt, and .45-cal rifle chambers)
• Bristle Material: Bronze
• Core Material: Solid brass with brass coupling and looped end
• Thread Size: #8-32 male thread
• Weight: <20 g
• Power Type: Non-powered manual cleaning tool (0V / 0W)

Who is the Proshot 45 Cal Bronze Chamber Brush for?

• .45 ACP pistol and revolver competitive target shooters — Requires the non-marring bronze bristles and solid brass core of this .45 calibre chamber brush to scrub powder residue from revolver cylinders and .45 ACP chambers during frequent maintenance without gouging chamber walls.
• .45-70 and .45 Colt rifle enthusiasts — Relies on the standard #8-32 male thread connection to fit existing cleaning rods for focused carbon removal in .45 calibre rifle chambers without pushing an oversized brush through full-length rifling.

Less suitable for: Full-length bore cleaning, cleaning .17 to .20 calibre barrels (#5-40 thread) or standard shotguns (5/16-27 thread) without adapters, or clearing severe, fused carbon deposits; full-length barrel cleaning requires a dedicated standard-profile .45 bore brush, while severe leading requires a stepped or stainless-steel chamber brush.