Greetings, I have available a K2/10, SN 7954, built July 2020. Installed are the K2 I/O board and the K2 AFIL. With the K2, also including the hard rock 50 amplifier. The K2 was tested and aligned by Elecraft in October. Asking $1100 for the package. Shipping is negotiable. Please contact me off the reflector. Thanks Barry K3BO