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RockJock RockNut billet aluminum Johnny Joint rear lower control arm set for 2021-up Ford Bronco replaces factory rear lower arms with heavy-duty, adjustable-length units to help align lifted vehicles. Double-adjustable design lets you set pinion angle without removing either end. Constructed from CNC-machined 7075-T6 aluminum, the arms feature RockNut locking nut technology, 2.5 in Johnny Joints with 1.25 in RH/LH threads, full greasability, machined wrench flats and a clear anodize finish with gold zinc-plated joint ends.
RockJock 2021+ Bronco RockNut Billet Aluminum Johnny Joint Rear Lower Control Arm Set Adjustable
