These Fairing Lowers feature a venting system that allows you to adjust the amount of air that circulates across the engine. The ratcheting friction lock pivot allows you to easily set the position. Fits ’14-later Air-Cooled Touring (except ‘I8-later FLTRXSE models) and Trike models. Does not fit Twin-Cooled™M models or ’18-later FLTRXSE. Freewheeler® models require separate purchase of Engine Guard P/N 49184-09A or 49050-09 and Bracket P/N 45700054. Does not fit with Mustache Engine Guards, Chopped Engine Guards or Knockout Wheel Kit P/N 43300494 or 43300496