Vintage Railroad Signal Light W Mounting Arm RR Jacksonville Florida CSX ?

As Found At A Local Estate
Vintage Large Railroad Signal Light
This has the mounting arm - arm marked 51005
Back of light marked MI
Found in a field here in Jacksonville Florida per family
Measures 20" in diameter and extends out 20" - lense itself is 11" in diameter
We will take off the hood when we ship for safety
We will ship this for $28.00 within the Continental US We expect payment within 3 days of auction close