K&F adapter with lens cap for Leica M39 mount lens to Sony NEX E camera | eBay
M39*NEX
Amazon.com : Fotga Lens Mount Adapter for Leica M39 L39 Mount Lens Compatible with Sony E-Mount NEX7 NEX-F3 A6000 A6100 A6300 A6400 A6500 A6600 A5000 A3500 A3000 A7 A7R A7S II III
L39/M39-NEX Lens Manual Focusing Control Camera Transfer Adapter Photography Accessory - Walmart.com
Leica M39-Sony NEX Speed Booster Focal Reducer Adapter | Pixco - Provide Professional Photographic Equipment Accessories
Leica L39 M39 Mount Lens to NEX E mount NEX 3 C3 5 5n 7 Adapter Ring L39-NEX | eBay
Leica M39-Sony NEX Speed Booster Focal Reducer Adapter | Pixco - Provide Professional Photographic Equipment Accessories
K&F Concept M19101 M39 Lenses to Sony NEX E Lens Mount Adapter - KENTFAITH