People ask, we provide. Looking to mount your light or other Gopro compatible device on your handlebars or tubing, here is your solution. Simply spin cammed bolt to adjust for the diameter of your handle bars, slide the clamp on, then cam the bolt down. As far as aiming the camera, the 3 blade holder simply lifts and rotates in __ degrees. All parts of this mount are metal except for the tightening handle.