Howe Ball Joint - Precision - Extreme Duty - Take-A-Part - Greasable - Upper - Screw-In - 1.500 in/ft Taper - 4.34 in Stud - 1/2-20 in Thread - Aluminum Cap - Black Anodized - Each-22320X1--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO