This is the Futaba Servo Accessory Package.FEATURES:Rubber mounting grommets to isolate servo from vibration.Round, X and star shaped horns for a variety of applications.INCLUDES:One Futaba Servo Accessory Package Servo with:Four brass eyeletsFour mounting screws 0.074" x 0.47"(1.8mm x 12mm)Four Rubber grommetsOne 1.45" (36.9mm) diameter plastic six point star shaped wheelOne 1.77" (45mm) diameter round plastic wheelOne X wheelREQUIRES:Installing desired servo horn on servo. NOTE, the horn mounting screw is not included, you must reuse the screw from original horn.Attaching servo with grommets, eyelets and mounting screws.