Asahi SMC Pentax-M 50mm f/2 Prime Lens Japan K Mount w/ Soligor 49mm 1A

JCPenney 80-200mm f/4.5 Macro Zoom Lens Pentax K Mount Manual Focus

Vintage Sears Auto 135mm f/2.8 Multi Coated Lens PK Pentax K Mount 52mm No Cover

Tamron Adaptall-2 135mm f/2.8 Telephoto Lens w/Case/UV Filter & K Mount Adapter

K&F Concept M42 to NEX Lens Adapter - Excellent Condition

K&F Concept EOS to M4/3 Lens Mount Adapter Compatible EF/EF-S M43 Olympus Lumix

Soligor MC 100-300mm f/5 Macro Telephoto Zoom Lens Pentax K PK Manual Japan

Chinon 50mm f/1.7 MC – Pentax K Mount – Fast Prime Lens – Vintage Manual Focus