Camburg Chevy/GMC 1500 2WD/4WD 19-23 KINETIK V2 Performance Billet Uniball Upper ArmsOur arms are meticulously designed and refined, meeting high standards. They are CNC machined from aerospace quality 6061 billet aluminum, bead blasted, anodized gun metal gray, and laser etched with our logo. We use a larger FK 1. 25" uniball with a PTFE liner for increased strength and mis alignment, allowing for maximum wheel travel. Made in the USA, our arms are superior to cheaper imports. The uniball is adapted to the spindle knuckle using model