Now you know how steep every climb is! CyclClimb is one of the must have accessories for biking, cycling, and riding. Gauge the slope of your bicycle’s ascent and descent in both Percent Slope and Angular Degrees. Brass indicator ball instead of bubble makes CyclClimb incredibly easy to read. Securely mounts to your handlebars. All tools necessary for install are included. A great addition to any and all types of bikes!