Amazon.com : Fotasy Tamron Adaptall II Lens to E-Mount Adapter, Tamron Adaptall-2 E Mount Lens Adapter, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500 a6400
Amazon.com : K&F Concept Lens Mount Adapter Compatible for Tamron Adaptall II Lens to Nik Camera : Electronics
Tamron Adaptall SLR Lens to Sony Alpha E-Mount Camera Body Adapter – Fotodiox, Inc. USA