Get critical button control of your map, and keep your hands on the handlebars while riding, when you pair this Handlebar Controller with your zūmo XT2 motorcycle navigator or select Tread device (sold separately) Intuitive button design makes it easy to zoom in and out of your map view; no need to remove gloves or gear Quickly select your preferred map layers, mark waypoints, control music and more — all while your hands remain on your handlebars Rugged and IP67 water-resistance rated for adventurous rides on your motorcycle, snowmobile or ATV; wired power ensures optimal performance in extreme temperatures Includes rugged and versatile mounting options to best fit the setup of your vehicle. For use with handlebars 7/8" (22.225mm), 1" (25.4mm) and 1-1/4" (31.75mm) in diameter.