The NiteRiderA(R) Lumina(TM) Handlebar Strap Mount offers a wide variety of handlebar size fitments (up to 35mm) and remains securely in place while riding through varying types of light duty terrain. It&';s low profile, easy to install and, like all of our mounts, features a quick release tab for when it&';s time to recharge or leave your bike unattended. SYSTEM COMPATIBILITYa Lumina(TM) Seriesa Mako Seriesa MiNewt Cordless Series Fits up to 35mm Handlebars