Moog K80502 Stabilizer Bar Link Kit Full ball metal stud provides 36 degrees of smooth, consistent, rotational movement. Moog engineered steel composition results in a stronger component Wrench flats at the base of the stud allow for a positive hold and the use of sockets for quick and easy installation and removal. Polyurethane boot offers durability and resistance to extreme temperatures. Greaseable socket design allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear