3D model of fine_engineer
The models were repaired and checked for printability.
This is a bicycle mount for a Xiaomi Redmi Note 8 with shock protection. (LeYi
...Plus cover with handle ring on the back) Or a mobile with the dimensions 162x81x12mm size or close to it. The mount for the bycicle is 30mm in diameter, use some rubber band if the handle/bar is smaler in diameter. If you Need a holder for a 32mm bar use the parts from my holder for the redmi note4, the parts are interchangeable. Leaves the Fingerprint Sensor ob the Back free so you can easily unlock the mobile in the mount.
You need three 3mm x 30-35mm self cutting screws, a disc for the top screw or one with a big head and a tension spring 25-30mm long to connect the two arms. See the picture for assembly. First Connect the spring to the two Arms, then place them on the holder and screw it with one screw and the disc.
Print the holder Standing uppright in the Base, the Fixation lying on the Side and the two Arms also lying on the flat Side, the half Disk around the hole facing Up. No Supports needed.