Value of case and shell

[MikeW]

I found a shell and case for a Flak 88 at a second hand store, they want $185. Shell feels like cast iron, and has "AZ 23/38 rbp 45" on shell cap.
Case has Flak 88, 1938 with wa eagle on it.

Thanks

[me6_130]

If in good condition that would be a good price


Carles