This is a set of two Team Integy Silver Super-Duty Turnbuckles for the HPI Savage X, XL, 21, 25, 4.6, and SS trucks. These look great and make adjustments simple using the supplied adjustment wrench. These will work ont eh front or rear of the truck. To upgrade both the front and rear to these super-duty turnbuckles, purchase a quantity of "2" sets.