The Pro Shot Bio 4X Gun Oil is an excellent lubricant & preservative for firearm metal treatment, 4X (FOUR TIMES) as lubricious as petroleum-based lubricants and multi-purpose and all-weather lubricant and penetrant.

Deters water, reduces foreign oil dependence, made from renewable USA-grown crops-based vegetable oils, Non-Toxic, Biodegradable and Odor-Free Lubricant.

Helps parts function better—frees rusted parts, prevents corrosion, and instantly penetrates and lasts longer, so it can be applied less often. Reduces heat and friction better than petroleum-based products. With a higher viscosity so it is less likely to thin out at a higher temperatures and higher film strength so it can withstand pressure better (-40° to 590° F Operating Temperature Range).