Shooting SuppliesProshotSold by Fin Feather Fur Outfitters

Proshot

Pro-Shot Benchrest Quality Rifle Bore Brush 303 Cal 7.7mm 8 x 32 Thread

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Competition Shooters

Frequent use

High Quality

Brass core and coupling

Bronze Bristles

For bore cleaning

Sized 303

Caliber and 7.7mm

Rounded Core

End

$3.99
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SKU: 303R-709779101023

Overview

Built for routine bore maintenance, this brush is sized for .303 caliber and 7.7mm rifles and uses an 8-32 thread for compatibility with standard cleaning setups. Its brass core and coupling, paired with bronze bristles, are intended for frequent use by competition shooters and other users who clean often. The oversized brush design is meant to extend service life, while the rounded core helps keep the cleaning process straightforward. It is a practical choice for keeping a rifle bore cleaned without adding unnecessary complexity to the kit.

Why Hunters Choose the Proshot

Competition Shooters

Frequent use

High Quality

Brass core and coupling construction

Bronze Bristles

For bore cleaning

Specific 303

Caliber, 7.7mm sizing

Oversized Brush

Design for extended life

Key Features

  • Designed for competition shooters and frequent use
  • High quality brass core and coupling
  • Bronze bristles for bore cleaning
  • Sized for 303 caliber and 7.7mm
  • Rounded core end
  • 8-32 threads, one brush included

Best Used For

  • Competition shooters who clean a .303 caliber or 7.7mm rifle bore regularly
  • Users needing a caliber-specific brush with 8-32 threads for compatible cleaning rods
  • Hunters maintaining rifles after frequent range sessions and routine bore cleaning
  • Shooters wanting a bronze-bristle bore brush for general bore cleaning tasks

Specifications

Bristle MaterialBronze
Caliber Group303 Caliber, 7.7mm
Core EndRounded
Core MaterialBrass
Quantity1 Piece
Threads8-32

Pros

  • Designed for competition shooters and frequent use
  • High quality brass core and coupling construction
  • Bronze bristles for bore cleaning
  • Specific 303 caliber, 7.7mm sizing
  • Oversized brush design for extended life
  • 8-32 threads for compatible cleaning rods

Considerations & Trade-offs

  • Sized specifically for .303 caliber / 7.7mm bores, so it is not a universal brush for other calibers.
  • Sold as a single piece, which may be limiting if you want multiple brushes on hand for repeated cleaning sessions.
  • The oversized brush design is intended for extended life, but that also means fit and feel are purpose-built rather than generalized.
  • This is a bore brush only; it does not include a full cleaning kit or additional accessories.

Suggested Comparisons

  • Rifle bore brushes
  • Bore cleaning accessories
  • Gun cleaning brushes
  • Caliber-specific cleaning tools

Suggested Accessories

  • Cleaning patches
  • Bore solvent
  • Cleaning rod
  • Gun cleaning kit

Frequently Asked Questions

What caliber is this bore brush made for?

It is listed for the .303 caliber / 7.7mm caliber group.

What thread size does it use?

It uses 8-32 threads.

What materials are used in the brush construction?

The listed construction includes a brass core and coupling with bronze bristles.

How many brushes are included?

Quantity is listed as 1 piece.

Is this brush intended for frequent use?

Yes. The product description says it is designed for competition shooters to withstand frequent use.