Transmitter now sold.
Available:
Futaba 2.4GHz PL-FSM2.4G tx module £40 (top photo, suitable for both 3VCS and 3PK I believe?)
Futaba 2.4GHz R603FS receiver £40 (top photo)
Futaba 2.4GHz R603FS receiver £30 (no label, short antenna, internal antenna ok, bottom photo, bottom right)
FrSky 2.4GHz receiver £10 (bottom photo, bottom left)