The SpeedyMoto frame slider kit includes an extremely durable 17-4 stainless steel engine stud. Precision-ground, thread-formed, quenched and tempered to an aircraft grade tensile strength of 185,000 psi, our stud far surpasses OEM specs (as well as other manufactures) in both strength and wear-ability. We employ stainless steel for the integral engine nuts and slider support, not unlike …