The Bar Fly 4 Prime is an out-front mount with dual mounting positions to accommodate any size computer, camera, and light. FEATURES: Fits Road, Cyclocross, Gravel, Mountain, Time-Trial, or Triathlon bicycles Mount up to three accessories simultaneously (computer, camera and light, or Di2/EPS junction box) Modular system mounts the following computers: Garmin, Polar, Wahoo, Mio, Magellan, CatEye, Powertap, Bryton, GoPro, Di2/EPS junction box, and most lights Made of CNC Machined 7075 Aluminum Compatible with 31.8mm and 35mm handlebars