Quoted from RazorV23:I tried to upload in slo-mo but YouTube changed it back to reg speed. See post #10694 for more info.
It's either hitting a crossmember which can be filed down, or there is too much gap on the bend which lets it bounce around and fly out. This was my solution until Stern sends me the backordered replacements. I haven't had a single air ball since adding the foam.