A remix at the request of @kingkuul to have a hard quick release insead of the "rubber ring" Based on a standard 1" tube, suggest adding a layer of foam if your handlebar is smaller than this.Printed on side with support using Simplify3D for the main bodies (black) used Cura for the Lever and pins. Press M4 roll pin as hinge for part 1 & 2. Insert M3 nut into pin 1 Use M3 x 25 screw through the flat on Pin 2 and screw into nut inside pin 1 Screw light to base and cover with original foam.