![Amazon.com : Fotasy Copper Adjustable M42 Lens to E Mount Adapter, 42mm Screw Mount to E Mount, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500 Amazon.com : Fotasy Copper Adjustable M42 Lens to E Mount Adapter, 42mm Screw Mount to E Mount, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71KzpNBNQuL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Fotasy Copper Adjustable M42 Lens to E Mount Adapter, 42mm Screw Mount to E Mount, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500
![K&f Concept Lens Mount Adapter For M42 (zeiss,pentax,praktica,mamiya,zenit) Screw Mount Lenses To Fujifilm Microless Cameras - Lens Adapter - AliExpress K&f Concept Lens Mount Adapter For M42 (zeiss,pentax,praktica,mamiya,zenit) Screw Mount Lenses To Fujifilm Microless Cameras - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/HTB1LWZhRFXXXXcLXFXXq6xXFXXXM/K-F-CONCEPT-Lens-Mount-Adapter-For-M42-Zeiss-Pentax-Praktica-Mamiya-Zenit-Screw-Mount-Lenses.jpg_Q90.jpg_.webp)
K&f Concept Lens Mount Adapter For M42 (zeiss,pentax,praktica,mamiya,zenit) Screw Mount Lenses To Fujifilm Microless Cameras - Lens Adapter - AliExpress
![M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA](https://cdn.shopify.com/s/files/1/1415/1308/products/m42-pentaxk-01_500x.jpg?v=1479143609)
M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA
![Tilt-shift Lens Mount Adapter For Pentax M42 Screw Mount Lens To Sony E-mount Camera 360 Degree Free Rotation And 12 Degree Tilt - Lens Adapter - AliExpress Tilt-shift Lens Mount Adapter For Pentax M42 Screw Mount Lens To Sony E-mount Camera 360 Degree Free Rotation And 12 Degree Tilt - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/HTB1pr3bTwHqK1RjSZJnq6zNLpXaI/Tilt-Shift-Lens-Mount-Adapter-For-Pentax-M42-Screw-Mount-Lens-to-Sony-E-Mount-Camera.jpg_Q90.jpg_.webp)
Tilt-shift Lens Mount Adapter For Pentax M42 Screw Mount Lens To Sony E-mount Camera 360 Degree Free Rotation And 12 Degree Tilt - Lens Adapter - AliExpress
![M42-pq Adapter For M42 Screw Lens To Pentax Q Mount Pq Q10 Q7 Q-s1 Camera - Lens Adapter - AliExpress M42-pq Adapter For M42 Screw Lens To Pentax Q Mount Pq Q10 Q7 Q-s1 Camera - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/Ha598cfd80fc143639f0469e5211f7f92P/M42-PQ-Adapter-For-M42-Screw-lens-To-Pentax-Q-Mount-PQ-Q10-Q7-Q-S1.jpg_Q90.jpg_.webp)
M42-pq Adapter For M42 Screw Lens To Pentax Q Mount Pq Q10 Q7 Q-s1 Camera - Lens Adapter - AliExpress
![Pentax Mount Adapter K (M42 Screwmount to K Mount) Reviews - Pentax K-mount Teleconverters and Adapters - Pentax Lens Reviews & Lens Database Pentax Mount Adapter K (M42 Screwmount to K Mount) Reviews - Pentax K-mount Teleconverters and Adapters - Pentax Lens Reviews & Lens Database](https://www.pentaxforums.com/lensreviews/data/50/Pentax_Mount_Adapter_K.jpg)
Pentax Mount Adapter K (M42 Screwmount to K Mount) Reviews - Pentax K-mount Teleconverters and Adapters - Pentax Lens Reviews & Lens Database
![Novoflex MFT/CO Adapter for M42 Pentax Screw Mount Lens to MFT Micro Four Thirds Mount at KEH Camera Novoflex MFT/CO Adapter for M42 Pentax Screw Mount Lens to MFT Micro Four Thirds Mount at KEH Camera](https://www.keh.com/cdn-cgi/image/q=50,w=600/media/catalog/product/3/7/374888-1853290_01.jpg)
Novoflex MFT/CO Adapter for M42 Pentax Screw Mount Lens to MFT Micro Four Thirds Mount at KEH Camera
![M42 Lens to for Pentax PK K Mount Adapter Ring for K 01 K5 K7 K100 K200 KR KX K7 KM Camera|Lens Adapter| - AliExpress M42 Lens to for Pentax PK K Mount Adapter Ring for K 01 K5 K7 K100 K200 KR KX K7 KM Camera|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/HTB1HaWYv9BYBeNjy0Feq6znmFXao.jpg)
M42 Lens to for Pentax PK K Mount Adapter Ring for K 01 K5 K7 K100 K200 KR KX K7 KM Camera|Lens Adapter| - AliExpress
![Pentax Mount Adapter K (M42 Screwmount to K Mount) Reviews - Pentax K-mount Teleconverters and Adapters - Pentax Lens Reviews & Lens Database Pentax Mount Adapter K (M42 Screwmount to K Mount) Reviews - Pentax K-mount Teleconverters and Adapters - Pentax Lens Reviews & Lens Database](https://www.pentaxforums.com/lensreviews/data/50/M42-K-Mount-Adapter-K-3_190205_08p_waemcusx1200.jpg)