This macro focusing Helicoid tube allows M42 lens to fit on Leica L-Mount camera body. This macro focusing Helicoid tube is made with standard M42 mount and is made with light-weight alloy. The 42mm side is female mountand L-Mount side is male mount. It can works as a standard M42 - Leica L-Mount adapter This Helicoid tube offers a total of 33mm movement distance for lens focusing. /p>
