What handgun calibres does the Pro-Shot Multi-Brush actually fit and support?

This multi-calibre brush is specifically engineered to fit handgun bores ranging from .38 Cal, .380 ACP, and 9mm, through .40 S&W, 10mm Auto, and .41 Rem Mag, up to .44 Cal, .45 ACP, and .45 Colt. It cannot be used safely in bores below .38 calibre, and any calibres larger than .45 will fail to establish sufficient wall tension for effective scrubbing.

Will harsh copper-removing chemical solvents damage the nylon bristles?

No, the brush features heavy-duty, extra-thick solvent-resistant nylon bristles that safely withstand aggressive copper-removing chemical solvents and ammoniated cleaners. Unlike phosphor bronze alternatives, these nylon bristles will not break down or produce false blue fouling indications when interacting with harsh chemical agents.

What cleaning rod thread standard does this Pro-Shot brush use, and will it fit standard Australian rods?

The brush is fitted with an industry-standard American #8-32 male thread interface. This makes it fully compatible with standard American cleaning rods sold across Australia, though shooters using metric-threaded or British Parker-Hale style rods will require a thread adapter.

Does this manual cleaning brush require any electrical compliance or SAA/RCM certification in Australia?

No, this is a fully mechanical, non-powered hand cleaning accessory with no electrical components. Therefore, 240V compatibility, SAA approval, RCM compliance marks, and Australian AC power plugs are entirely not applicable.

Pistol Bore Brush - Pro-Shot MULTI-BRUSH

The Pro-Shot Nylon Bristle Bore Brush Pistol .38–.45 Cal. (Multi-Brush) is a multi-calibre handgun barrel cleaning tool engineered to scrub carbon, powder fouling, and chemical residue across a wide range of bore diameters. Built with heavy-duty, solvent-resistant nylon bristles wound around a looped brass core, this brush allows bi-directional scrubbing without kinking bristles or causing crown damage. It features an industry-standard American #8-32 thread for direct compatibility with standard handgun cleaning rods.

Key Features

Multi-Calibre Sizing: Stepped bristle design scrubs handgun barrels ranging from .38 Cal / 9mm up to .45 calibre with a single tool.
Harsh Chemical Resistance: Extra-thick nylon bristles withstand aggressive copper-removing cleaners and ammoniated bore solvents without degrading or producing false blue chemical fouling indications.
Bore and Crown Protection: Features a soft, looped brass core tip and brass threaded coupler to eliminate the risk of bore scratching or muzzle gouging during entry and exit.
Bi-Directional Scrubbing: Stiff nylon bristles support back-and-forth passes through the bore without premature bending or stripping.

Product Specifications

Brand: Pro-Shot Products
Bristle Material: Heavy-duty, solvent-resistant nylon
Core / Coupling Material: Looped brass wire core with brass threaded coupler
Thread Standard: Industry-standard American #8-32 male thread
Calibre Compatibility: .38 Cal / .380 ACP / 9mm, .40 S&W / 10mm Auto, .41 Rem Mag, .44 Cal, and .45 ACP / .45 Colt
Operating Mechanism: Manual, non-powered mechanical maintenance accessory

Who is the Proshot Nylon Bristle Bore Brush Pistol 38-45 Cal for?

Handgun competitors maintaining 9mm, .40 S&W, and .45 ACP pistols — Designed with stepped nylon bristles that fit bores from a .38 Cal (9mm) minimum up to a .45 Cal maximum, enabling shooters to clean multiple competition handguns using a single handgun bore cleaning brush.
Shooters using aggressive copper-removing chemical solvents — Built with heavy-duty nylon bristles and an American #8-32 threaded brass core that resist ammoniated solvents without breaking down or causing false blue fouling reads during bore maintenance.

Less suitable for: Handguns with bores below .38 calibre (such as .22 LR or .32 Cal) where the bristle diameter cannot safely fit, requiring a dedicated sub-calibre bore brush, or bores above .45 calibre (such as .50 AE) where a dedicated large-calibre brush is needed to maintain proper wall contact.

SKU	PS41348LP
Model #	MULTI-BRUSH
Brand	Pro-Shot
Shipping Weight	1.0000kg

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Pro-Shot Multi-Brush Pistol Bore Brush Nylon 38 To 45 Cal

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