Screw Adapter Ring For Leica M39 Lens to M42 Pentax Screw Mount 39mm to 42mm

Features: --Brand new for M39 Lens to M42 camera mount Adapter --You can change your m39 mount lens to m42 mount --This is aluminum made adapter step ring. --You able to change all m39 lens e.g. leica m39 lens to m42mm, -- You can use all m42 mount adapter, such as m42/canon ; m42/nikon; m42/sony etc. --Fitments (For the reference): Leica M39 Lens to M42 Pentax screw mount 39mm to 42mm Specification: Product Name: Adapter Ring Color: Black Material: Aluminum Type: Lens Adapters Camera/Camcorder Fitting: M42 Lens Fitting: M39 Note: 1. We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) 3. There are no instructions included in this kit.Professional Installation Is Highly Recommended 4. Please Compare The Adapter Ring With Your Original One Before Purchasing Package Included: 1x Adapter Ring Detail Pictures: