In the demanding world of off-road suspension systems, ordinary rod ends simply cannot withstand the abuse of extreme articulation, shock loads, and constant exposure to dirt and debris. The Johnny Joint is a purpose-built solution that combines the articulation of a spherical bearing with the durability and cushioning of a high-performance suspension bushing. Product Name: Johnny Joint Rod End Outer Shell Material: 4130 chromoly steel (forged) Ball Material: Heat-treated steel, hard chrome plated Articulation Range: 30° (standard body) / 40° (narrow body) Thread Sizes Available: 3/4″-16, 7/8″-14, 1″-14, 1-1/4″-12, up to 1-1/2″ Thread Directions: Right Hand (RH) and Left Hand (LH) Rebuildable: Yes – replacement bushing kits available