Quick view Bore Tech Bore Tech Shield Xp, Btech Btcp-12008 Shield Xp Rust/corrosion 4oz $24.08 $20.30 Bore techs shield xp rust preventative is a state-of-the-art blend specifically formulated to protect your firearms from rust and corrosion.Shield xp penetrates deep into metal surfaces, displaces moisture and neutralizes corrosives.Then it seals the... Compare Add to Cart