2019-2024 Ram 1500 Billet Upper Control Arm Delta Joint Kit (ICO218560DJ)These ICON billet upper control arms feature ICONs patented Delta Joint, a heavy duty high angle ball joint that combines the durability of a traditional ball joint with the performance characteristics of a uniball. While uniballs allow excellent articulation, their exposure to the elements makes them less ideal for daily driven vehicles. The Delta Joint addresses this with a zinc plated housing for corrosion resistance and a sealed, greaseable design