MasterPro Control Arms Control Arm - 12CB50039 Part #: 12CB50039 Line: MCA MasterPro Control Arms Control Arm Limited Lifetime Warranty Hardware Included: Yes Grease Fitting Included: Yes Greaseable: Yes Pre-Greased: No Cotter Pin Included: No Locking Nut Included: Yes Dust Boot Material: Rubber Show More Show Less