Thompson Center Arms Bore Butter 0.5 fl oz Squeeze Tube

The Thompson Center Arms Bore Butter is an eco-friendly natural bore conditioner formulated to protect your firearm's barrel against fouling and corrosion. Packaged in a convenient 0.5 fl oz squeeze tube, this natural lube is the trusted choice for seasoning and maintaining muzzleloader and traditional firearm bores, keeping them protected between shots and during storage.

Originally developed for Thompson Center Arms muzzleloaders, Bore Butter has become a go-to product among black-powder shooters and traditional firearms enthusiasts. The squeeze tube format makes it easy to apply a thin, even coat to the bore, and the eco-friendly, natural composition means it is safe to handle and environmentally responsible. Whether you are breaking in a new barrel, seasoning a muzzleloader, or simply maintaining your firearm against rust and fouling, Thompson Center Bore Butter delivers reliable bore protection in a portable, field-friendly size.