By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry's Problem Solver. Product Features:Powdered metal gusher bearing design enables grease to flow through bearingPatented cover plate design allows for tighter tolerances vs traditional designs for a more durable partExclusive cover plate protects against contaminants leaking into the bearing surfaceFull ball metal stud provides 360-degree; of smooth, consistent, rotational movement resulting in more responsive steeringGreaseable socket reduces corrosion and wear by allowing new lubricant to flush contaminantsGreaseable socket reduces corrosion and wear by allowing new lubricant to flush contaminants