Please help me identify this joint.

[ymiryang]

Hello could anyone help me identify or confirm this joint as I wanna buy an extra shaft for it. Is it 5-16/18 flat faced or 5-16/14 flat? Thanks a lot!

 

[ideologist]

That's a 5/16x18 flat face

 

[RichSchultz]

On many other forums, this thread title would have very different meanings. Just being "blunt" about it.