Amazon.com : Pentax K-Mount HD DA 40mm f/2.8 40-40mm Fixed Lens for Pentax KAF Cameras (Limited Silver) : Camera Lenses : Electronics
Amazon.com : K&F Concept PK K Mount Lens to Sony NEX E-Mount Lens Adapter, Compatible with Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX-5T NEX-6 NEX-7 NEX-F3 NEX-VG10 VG20 : Electronics
Amazon.com : Fotodiox Lens Mount Adapter, Pentax K/PK Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras : Adapter Q For Pentax Q : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter Pentax K Mount (PK) SLR Lens to G-Mount GFX Mirrorless Camera : Electronics
Amazon.com : K&F Concept Lens Mount Adapter Compatible for PK K Mount Lens to NEX E-Mount Camera Body with Matting Varnish Design : Electronics
Amazon.com : Pentax K-Mount HD DA 35mm f/2.8 Macro 35-35mm Fixed Lens for Pentax KAF Cameras (Limited Black) : Electronics
Lens Mount Adapter for Pentax K/PK Mount Lens to Canon EOS M EF-M M2 M3 M5 M6 M10 M50 M100 Mirrorless Camera Adapter Ring : Electronics - Amazon.com
Amazon.com : K&F Concept Lens Mount Adapter PK/DA-NIK Z Manual Focus Compatible with Pentax K Mount (PK/DA) DSLR Lens to Nikon Z Mount Camera Body : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter, for Rollei 35mm Lens to Pentax K-Mount (PK) DSLR Cameras : Electronics
Amazon.com : K&F Concept Lens Mount Adapter Compatible with Nikon Lens to Pentax K PK Mount Adapter with Glass for Pentax : Electronics
Amazon.com : Fotodiox Lens Mount Adapter - Pentax K Mount (PK) SLR Lens to Canon EOS (EF-S) Mount SLR Camera Body : Electronics
Amazon.com : Fotasy Copper PK Lens to Cannon EOS RF Mount Adapter, K-mount EOS R Adapter, Adapter for Pentax K Mount Lense, Compatible with Canon EOS R Mirrorless Camera EOS R RP
Amazon.com : Pentax K-Mount HD DA 21mm f/3.2 ED AL 21-21mm Fixed Lens for Pentax KAF Cameras : Camera Lenses : Electronics
Amazon.com : Fotodiox Lens Mount Adapter Compatible with Pentax K Mount (PK) SLR Lenses to Sony Alpha A-Mount (and Minolta AF) Mount SLR Camera Body : Electronics
Amazon.com : Fotodiox Lens Mount Adapter Pentax K AF Lens to MFT (Micro-4/3, M4/3) Mount Mirrorless Camera (Such as OM-D E-M10, Lumix GH4, and BMPCC) w/Aperture Control Dial : Electronics
Amazon.com : Fotodiox DLX Stretch Lens Mount Adapter - Pentax K Mount (PK) SLR Lens to Fuji X-Series Mirrorless Camera Body with Macro Focusing Helicoid and Magnetic Drop-in Filters : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter Compatible with Pentax K Auto Focus Mount (PK AF) DSLR Lenses to Nikon Z-Mount Mirrorless Camera Bodies : Electronics
Amazon.com : Foto4easy Lens Mount Adapter for F Lens to PK Pentax K Mount DSLR Camera : Electronics
Amazon.com : Fotodiox PRO Lens Adapter Compatible with Exakta (Inner Bayonet) Lenses on Pentax K-Mount Cameras : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter, Manual Focus Minolta MD MC Lens to Pentax K (PK) DSLRs Camera, MD-PK Pro : Electronics
Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics
Amazon.com : K&F Concept Lens Mount Adapter Compatible with Minolta MD MC Lens to NEX E-Mount Camera,fits a6500 a6600 a6300 a6000 a7 : Electronics
