Thompson Center Natural Bore Butter

T/C Natural Lube 1000+ 5Oz Tube Bore-ButterA Biodegradable All Natural Lubricant Which contains No Petroleum-based Oil Or additives. Reacts differently (chemically) To The Combustion Of Black Powder, producing Far Less "Tar Like" Fouling. Also, Can Be Used To Field Lube Bullets. Excellent Rust Preventative On External Surfaces Of Any Firearm.