Sorry, I don't know where else to post this. I know that somebody here has the answer.
Although it looks very similar, I really don't think this is the bearing retainer is for an AX5 or AX15. I bought it a few years back for my AX15 and it didn't fit.
Thanks!
https://i.imgur.com/F8aaIuO.jpg
https://i.imgur.com/cerPuxz.jpg
https://i.imgur.com/cRy227g.jpg
Although it looks very similar, I really don't think this is the bearing retainer is for an AX5 or AX15. I bought it a few years back for my AX15 and it didn't fit.
Thanks!

https://i.imgur.com/F8aaIuO.jpg

https://i.imgur.com/cerPuxz.jpg

https://i.imgur.com/cRy227g.jpg