The Outers Bronze Shotgun Chamber Brush is individually constructed to perfectly fit your favorite shotgun. These premium brushes use strong and effective phosphor bronze bristles to loosen fouling without leaving a polymer residue.

• Precise brush diameters to assure complete bore coverage on specific calibers
• Brushes feature bristles that are chemical resistant for durability
• Specially-engineered looped core and tip to protect muzzle, chamber and rifling
• For shotgun chamber
• 12 gauge