![Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics](https://m.media-amazon.com/images/I/61G5VNTosuL._AC_UF894,1000_QL80_.jpg)
Amazon.com : (2 Packs) M39 to M42 Adapter Ring, 39mm to 42mm Lens Adapter, for 42mm Focusing Helicoid : Camera Lens Caps : Electronics
![High Precision Metal M39 To M42 Screw Lens Mount Adapter Step Up Ring M39 Lens To M42 39mm To 42mm Adapter Ring - Lens Adapter - AliExpress High Precision Metal M39 To M42 Screw Lens Mount Adapter Step Up Ring M39 Lens To M42 39mm To 42mm Adapter Ring - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/H84dc4b3d330c4b7bb3b3d8551ad2e9e0z.jpg)
High Precision Metal M39 To M42 Screw Lens Mount Adapter Step Up Ring M39 Lens To M42 39mm To 42mm Adapter Ring - Lens Adapter - AliExpress
![m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress](https://ae01.alicdn.com/kf/H963dfc9f9f034628bc62b2fb67acf46bR/m42-m39-42mm-39mm-4-5mm-female-42mm-to-male-39mm-M42-to-M39-Lens-Adapter.jpg)
m42 m39 42mm 39mm 4.5mm female 42mm to male 39mm M42 to M39 Lens Adapter ring step down for Leica Zenit camera|Lens Adapter| - AliExpress
![Fotodiox M39-M42 Lens Mount Adapter - M39-L39 Screw Mount SLR Lens To M42 Screw Mount System Camera Body - Walmart.com Fotodiox M39-M42 Lens Mount Adapter - M39-L39 Screw Mount SLR Lens To M42 Screw Mount System Camera Body - Walmart.com](https://i5.walmartimages.com/asr/e57be097-ed20-474d-960c-48f5d0dabc64_1.86cd29477be79e26c68c70fbb55171a3.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
Fotodiox M39-M42 Lens Mount Adapter - M39-L39 Screw Mount SLR Lens To M42 Screw Mount System Camera Body - Walmart.com
![GHOONEY M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39Mm to 42Mm Adapter Ring Black Attractive Design - Walmart.com GHOONEY M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39Mm to 42Mm Adapter Ring Black Attractive Design - Walmart.com](https://i5.walmartimages.com/asr/effd688a-2dc5-4fc6-9d25-ea53904eb7fe.877a563391f477763c0a8aaf5cf973c0.jpeg)
GHOONEY M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39Mm to 42Mm Adapter Ring Black Attractive Design - Walmart.com
![M39 To M42 Mount Lens Adjustable Focusing Helicoid Macro Tube Adapter - 10mm To 15.5mm - Lens Adapter - AliExpress M39 To M42 Mount Lens Adjustable Focusing Helicoid Macro Tube Adapter - 10mm To 15.5mm - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/Hfe2e75312e7d4ce78f6676d0bdb5d3bdC/M39-to-M42-Mount-Lens-Adjustable-Focusing-Helicoid-Macro-Tube-Adapter-10mm-to-15-5mm.jpg_Q90.jpg_.webp)
M39 To M42 Mount Lens Adjustable Focusing Helicoid Macro Tube Adapter - 10mm To 15.5mm - Lens Adapter - AliExpress
![Amazon.com: FOTGA Lens Mount Adapter for Leica M39 Mount Lens to M42 Screw Mount Camera : Electronics Amazon.com: FOTGA Lens Mount Adapter for Leica M39 Mount Lens to M42 Screw Mount Camera : Electronics](https://m.media-amazon.com/images/I/514UHS1WJLL.jpg)
Amazon.com: FOTGA Lens Mount Adapter for Leica M39 Mount Lens to M42 Screw Mount Camera : Electronics
![Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress](https://ae01.alicdn.com/kf/HTB1IQg2RVXXXXcMXVXXq6xXFXXXz/Aluminum-M39-to-M42-Camera-Lens-Adapter-Ring-39mm-to-42mm-Thread-Mount-M39-M42.jpg_Q90.jpg_.webp)
Aluminum M42 To M39 Camera Lens Adapter Ring 42mm To 39mm Thread Mount (m42- m39) - Lens Adapter - AliExpress
![M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens To Pentax M39-m42 - Buy M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens Product on Alibaba.com M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens To Pentax M39-m42 - Buy M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens Product on Alibaba.com](https://sc04.alicdn.com/kf/H7d428b45d7a24c8292f323379895b26cl.jpg)
M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens To Pentax M39-m42 - Buy M39 To M42 Screw Mount Adapter Ring For L39 Ltm Lsm Lens Product on Alibaba.com
![High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39mm to 42mm Adapter Ring Black - Walmart.com High Precision Metal M39 to M42 Screw Lens Mount Adapter Step Up Ring M39 Lens to M42 39mm to 42mm Adapter Ring Black - Walmart.com](https://i5.walmartimages.com/asr/2f12a9af-2872-4711-b212-a7ec54e1cce7.cbf8d2476a2bfcb48ede30c52c71eb19.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)