Bar Fly 4 MTB Mountain Bike Mount, Black (Includes Garmin, Polar, Wahoo, Mio, Magellan, GoPro, Light) Safest, most secure way to mount your computer - our mountain bike inspired mount made specifically for MTB, CX, and riders looking for a top of the stem mounting solution Mounts most popular computers and lights accessories - Garmin, Polar, Wahoo, Mio, Magellan, Cateye, Joule, Bryton, GoPro, and most lights Comes with computer heads, GoPro and light mounts - includes Garmin, Polar, Wahoo, Mio, Magellan computer heads, GoPro and light mounts Compatible with 31.8mm and 35.0mm handlebars Designed to let you focus on your riding adventures - our mount is created from advanced injection co-polymer, and is strong and durable to protect computers on the trail