![Fikaz M42 FX/EOS FX Lens Mount Adapter Ring for Pentax M42 Mount Lens to Fuji X A1/A2/A3/X E1/X M1 X Mount Mirrorless Cameras|Lens Adapter| - AliExpress Fikaz M42 FX/EOS FX Lens Mount Adapter Ring for Pentax M42 Mount Lens to Fuji X A1/A2/A3/X E1/X M1 X Mount Mirrorless Cameras|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/Hf7868e6bec584797b8550fd13ad99267H/Fikaz-M42-FX-EOS-FX-Lens-Mount-Adapter-Ring-for-Pentax-M42-Mount-Lens-to-Fuji.jpg_Q90.jpg_.webp)
Fikaz M42 FX/EOS FX Lens Mount Adapter Ring for Pentax M42 Mount Lens to Fuji X A1/A2/A3/X E1/X M1 X Mount Mirrorless Cameras|Lens Adapter| - AliExpress
![Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics](https://m.media-amazon.com/images/I/61pjWpm42kL.jpg)
Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics
![Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics](https://m.media-amazon.com/images/I/31-KtKq4EoL.jpg)
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
![M42 RF M42 EOSR Lens Mount Adapter Ring for M42 42mm Praktica/Pentax thread Lens and Canon EOS R Camera Body M42 R Adaptor|Len Caps| - AliExpress M42 RF M42 EOSR Lens Mount Adapter Ring for M42 42mm Praktica/Pentax thread Lens and Canon EOS R Camera Body M42 R Adaptor|Len Caps| - AliExpress](https://ae01.alicdn.com/kf/Hc88cfc4ea5e04e23b96dcfab4651776bq/M42-RF-M42-EOSR-Lens-Mount-Adapter-Ring-for-M42-42mm-Praktica-Pentax-thread-Lens-and.jpg_Q90.jpg_.webp)
M42 RF M42 EOSR Lens Mount Adapter Ring for M42 42mm Praktica/Pentax thread Lens and Canon EOS R Camera Body M42 R Adaptor|Len Caps| - AliExpress
![Amazon.com : Fotasy Adjustable M42 Lens to Nikkor Z Mount Adapter, M42 Z Mount, fits M42 42mm Screw Mount Helios Lense, Compatible with Nikon Z Mount Mirrorless Camera Z30 Z50 Z5 Z6 Amazon.com : Fotasy Adjustable M42 Lens to Nikkor Z Mount Adapter, M42 Z Mount, fits M42 42mm Screw Mount Helios Lense, Compatible with Nikon Z Mount Mirrorless Camera Z30 Z50 Z5 Z6](https://m.media-amazon.com/images/I/61P8KLZtoUL.jpg)
Amazon.com : Fotasy Adjustable M42 Lens to Nikkor Z Mount Adapter, M42 Z Mount, fits M42 42mm Screw Mount Helios Lense, Compatible with Nikon Z Mount Mirrorless Camera Z30 Z50 Z5 Z6
![M42 Thread Lens to for PK Mount Camera Lens Adapter for Pentax K 3 K 30 K 50 K 5 II K 5 IIs K7 K S1 K r K20D K100D|Lens Adapter| - AliExpress M42 Thread Lens to for PK Mount Camera Lens Adapter for Pentax K 3 K 30 K 50 K 5 II K 5 IIs K7 K S1 K r K20D K100D|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/HTB1_qAErCBYBeNjy0Feq6znmFXar.jpg)
M42 Thread Lens to for PK Mount Camera Lens Adapter for Pentax K 3 K 30 K 50 K 5 II K 5 IIs K7 K S1 K r K20D K100D|Lens Adapter| - AliExpress
![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/I/41pt7bmLYgL._AC_SY580_.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
![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)