The trusted standard in muzzleloader cleaning.
For generations, Thompson Center’s No. 13 Bore Cleaner has been the go-to choice for black powder shooters. Its all-natural, petroleum-free formula quickly dissolves and removes powder fouling and residue, making the task of cleaning a muzzleloader faster, easier, and far less messy.

Designed to work seamlessly with T/C Natural Lube 1000 Plus™ Bore Butter, this cleaner helps maintain barrels in top condition, extending the life and performance of your muzzleloader. Reliable, effective, and easy to use, it’s the industry standard for a reason.

Key Features:

• All-Natural Formula – Contains no petroleum-based additives.

• Fast & Effective – Quickly removes fouling and residue from black powder shooting.

• Proven Performance – Trusted by muzzleloader hunters and shooters for years.

• Compatible with Bore Butter – Pairs with T/C Natural Lube 1000 Plus™ for complete barrel care.

• Easy Spray Application – Convenient and efficient for range or field cleaning.