UPDATE: **SOLD** Was $100.
This looks a lot like the Beck/Kemco top, but the top of the back is angled rather than flat (see bottom pic). I couldn’t find a comparable top to identify it. It’s a good price.
“Get your CJ2A ready for some cool weather driving! For sale is a Arctic top for a CJ2A. Includes two full doors with working windows and a back window that lifts and locks. Priced way below what you normal find them for – only $100.”