Installed at some point before the US Festival in May 1983. Franky was not used during the South American leg, and there is quite an intermission before/after with no published photos, so it is essentially impossible to know.
Above you see Eddie playing it live during the US Festival with the Floyd Rose APM FRT-5 whale tail.
Kramer Beak neck today
Somehow, the real Kramer beak neck was sold to someone for around $25,000 in the mid-2000s and resides with a collector.