MasterPro Chassis Ball Joint - K9290 Part #: K9290 Line: MPC MasterPro Chassis Ball Joint Limited Lifetime Warranty Adjustable: No Hardware Included: Yes Attachment Method: Press-In Dust Boot Included: Yes Grease Fitting Included: Yes Greaseable: Yes Locking Nut Included: Yes Ball Joint Bearing Material: Steel Ball Stud Type: Non-Threaded Ball Stud Housing Material: Steel Show More Show Less