Monster Adapter LA-KE1 Magic Ring Pentax K Lens to Sony LA-KE1
Pentax K SLR Lens to Sony Alpha E-Mount Camera Body Adapter – Fotodiox, Inc. USA
Amazon.com : Fotasy PK Lens to E Mount Adapter, K Mount E Adapter, PK FE Adapter, Compatible with Pentax K Lens Sony a7 a7R a7s II III IV a9 a7c Alpha 1
Upcoming Adapter Brings Pentax K Glass to Sony E-Mount, AF Included | PetaPixel
LA-KE1 - Pentax K-mount lenses to Sony E-mount cameras adapter (FW v02 – MonsterAdapter
Sony Alpha A-Mount (and Minolta AF) DSLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA
Kipon Pentax K Lens to Sony E-Mount Camera Lens Adapter (with Macro Helicoid) KP-LA-NEX-PXK-WM
K&F Concept M17101 Pentax K Lenses to Sony E Lens Mount Adapter - KENTFAITH
FotodioX Pentax K Lens to Sony E-Mount DLX PK-SNYE-DLX-STRETCH