Our Axle Bolts are strong bolts constructed of medium carbon steel to secure the axle shaft to the wheel hub. Our direct replacement axle bolts are manufactured with black phosphate for high corrosion resistance for a longer service life. Product Features:Direct replacement for a proper fit every timeDurable steel construction resists rust and corrosionIdeal replacement for lost or stripped original axle boltsThis part has undergone strict engineering and quality standards, including salt spray testing and proof load testing