Apollo GX55 GPS w/tray - P/N 430-6050-201.
Used and working when removed from V35B.
Will ship in a box to provide unit protection. Not envelope as stated below.
Also sold separate is Loran CDI - worked w/ Apollo GX55. Model - MD40-02L. P/N 2010056-02L. S/N 142. Will consider sending together.