Greasable Lower Screw-In Ball Joint, 4.170 in Stud, 5/8-18 in Thread, Aluminum Cap, Black Anodized, Length 0.375 in. longer than stock. Outside diameter is 1.975 in.
Howe ball joints offer very low resistance while still fully capturing the ball to maintain alignment. All Howe ball joints are user rebuildable with an unmatched selection of interchangeable studs and housings. The alloy steel ball studs are process coated for low friction and long wear. Rugged steel housings will withstand impacts that will destroy other ball joints.