Description Contains MT-10 metal treatment which increases lubricity between moving parts with no build-up or changes in tolerance. Increases total performance by reducing friction and wear, protecting against metal damage and eliminating most malfunctions. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.