Tamron-F 2x PZ-AF BBAR MC7 teleconverter for Pentax K

Description

Tamron-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.