Brand new and high quality<br />Metal material<br />With focus tips function<br />Model: M42-EOS electronic ring <br />Material: metal <br />Color: silver <br />Interior diameter: 42 mm <br />Exterior diameter: 64 mm <br />Applicable lens: M42 lens <br />Applicable body: Canon EOS body <br />Function: manual focus, manual exposure, aperture priority, can be infinitely focused, focus tips.<br />1 x Adapter ring<br />Packed in white box<br /><img src="http://img6.eachbuyer.com/x21/p16/bd535_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p16/bd535_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p16/bd535_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p16/bd535_4.jpg" />