2X M42 Lens to Canon adaptor for Rebel XSI XTI 40D 50D

Descriptions:

M42 to all Canon EOS mount adapter ring

Make M42 mount lenses (Zeiss, Pentax, Praktica, Mamiya, Zenit) can be used on Canon EOS cameras

There is no ROM connection on the ring so diaphragm control of the lens is set manually

This adapter can work with lenses having both only automatic diaphragm (A) and selector A/M (automatic/manual diaphragm)

It is possible to use Macro rings and other accessories

It is made of fine super blonze

compatible with :

Compatible with all Canon EOS 35mm film or Digital SLR cameras (e.g. 20d, 10D, 350D, 300D, IDs, ID MK II). IS

Includes:

2 x M42 Lens Adapter Ring for Canon