It is wrong material should be SS17-4 . We got is SS316 can not use for NacraF20.
They should have blue mark on materials17-4. If no blue mark can not use for nacra shroud.
That 's one on picture use for Phantom material SS316.
Already communicate with customer. Drawing show in your picture is correct drawing use for Nacra F20.
Garhour already making some and they have in Stock.CMI need to contact garhour get a quote and order again.
I think price will be same as before 7usd /EA