It can also be used with M42 lens to other body adapters, to achieve the effect of M39 to other body adapters.
For changing mirrors or planting mirrors, convenient and practical.
High quality aluminum alloy inner for
Black attractive design,it is exquisite and compact.
brand new and high quality

Specifications:
Material: Aluminum Alloy
Color:Black
Applicable lens: M39 lens
Applicable models: M42 camera