Winglet Wind Fin Aerodynamic Kit Spoiler Trim Cover For Motorcycle UniversalFeature: Easy to install,No modifications or trimming required. When air flows around a moving object, it must accelerate because the flow path around the object is than its length. For winglets, this accelerated flow around the curved nose of the fairing is an excellent choice because the potential for generating lift increases in the square of the airspeed. Color Options: Black Specifics: Condition: 100% Brand New Material: ABS plastic Placement on