Gun Butter has proven performance since 2003 in competitive, Law Enforcment, and Military applications in extreme weather.FeaturesFine Needle ApplicatorNon-ToxicFull SyntheticSafe on all finishesBreak in protection and durabilityMedium viscosity (Lubricant maintains its placement)Grease has High ViscosityEnhanced lubricity to allow superior performance in all weather extremesHeat - Up to 400 degree FCold - Down to -70 degree FWetDry