Tamron-F 2x PZ-AF BBAR MC7 teleconverter for Pentax K brand_Lowepro This T80 is in very

This T80 is in very good condition

This is a compact manual-focus teleconverter for Nikon F-mount lenses

NOTE: this is not for the manual-focus C/Y mount

You will need to respool 120 film  onto a 620 spool yourself

Tamron-F 2x PZ-AF BBAR MC7 teleconverter for Pentax K brand_Lowepro This T80 is in veryTamron F 2x PZ AF BBAR MC7 teleconverter for Pentax K mount cameras and lenses. This is an "autofocus" teleconverter with passthroughs for electronic contacts and mechanical focus coupling. So it will autofocus in theory, but autofocus performance will vary with lens, camera, and shooting conditions so don't bet the farm on it.