Polaris RZR XP Turbo S High Clearance Billet Aluminum Radius ArmsStrong and Stylish If you want the most premium, high quality parts for your Polaris RZR XP Turbo S, youve come to the right place. SuperATVs High Clearance Billet Radius Arms are made with top shelf strength and style. These are no compromise radius arms made for the most demanding riders. Theyre made from billet aluminum that looks awesome and gives them superior strength. To make them even tougher, we use massive 7 8 adjustable heim joints that