On the right side you see 7/8" flexwell coax.
Just to the left the used 7/16 spinner connectors.

To compare there is a RG213 ocax and PL259 connectors on the left side.

With a bite of luck you can find a local mobile phone operator who is dismantling a side or do some reworks.

Most of the time you can get the coax for free.

Sometimes we have coax that we don't need. Look here to see if...