Sold/Expired Trek 820 Antelope mt bikes

[grcthird]

Got a pair of mid 90's Trek 820 mountain bikes that I'll never ride again. Been stored inside but need shifter tune ups and tires aired up.
Located in Birmingham, not shipping them, $100 ea or best offer? 205-999-2016

 

[pyro31152]

What size frame?

 

[grcthird]

Where do you measure to determine frame size? They are fullsize bikes.