Cygolite Handlebar Bracket The Cygolite Handlebar bracket keeps your Cygolite headlight securely positioned on your handlebars. The Handlebar Bracket fits handlebars up to 32mm in diameter, and is compatible with the Cygolite Expilion, Metro and Streak models of headlights, the mounting bracket is easy to mount and adjust on the fly. So, take a moment, install the Cygolite Handlebar Bracket and take your Cygolite light on your next excursion. Cygolite Handlebar Bracket Fits handlebars up to 32mm in diameter For use with Expilion, Metro and Streak headlights Easy installation with a simple turn knob mounting system | Cygolite | Locktite Handlebar Bracket For Expilion, Metro And Streak Series