beybalde part tips

i have a metal Beyblade that is very old. i am trying to replace them but I have no idea what the parts are called. I have tried my research but it hasn't worked. could I please have any tips / tricks for knowing the named parts of the Beyblade. thanks!
If you don't know, don't post.

If you want beyblades identified, post pictures. If you can't post picture (use the insert image button) then don't post.

I'm closing this.