A unique measuring device designed to easily and simply measure and validate cornering prowess. Mounts easily to the front fender and accurately measures bike-to-road incline geometry. The target lean angle is adjustable via sliding analog reconfigurators, automatically triggering the amplified chime when you get ‘er leaned over way far. Lets you (and anyone within earshot) know you have performed an outstanding display of controlled roadsmanship. WHA-HOOO!! Includes cowbell and walnut. 6"×10"x3". From R. Hafner Racing.