I have problem with my Era 100 Mount. One is OK but the second doesnt fix in the position. The speaker keeps falling down. You can see it on video: https://drive.google.com/file/d/10sSN3pXBeF_8prD1lp0xoic3YZesSQc8/view?usp=drive_link
Can you give me some advice?
tHANK YOU