What piece is this ? Name or something!

I want to know what is this. Each piece and their functional role! Thanks

2 Answers

the first one looks like some type of wheel hub or brake housing. the second looks like a cable weld clevis like the one seen here: https://www.jerrybickel.com/tube-adapters-weld-clevis-and-miscellaneous-hardware/weld-clevis-7-8-x-058-3-16-slot---3-8-bolt.html
hope this helps

The second one is Spherical rod end earrings (with locking screws)