Mount Protection
<p>This lens mount adapter allows any 58mm lens become a Marco lens on camera body.<br> <br> When you reverse mounted your lens,installing this adapter can protect your lens rear part,including mounting part,lens part and electronic part to avoid unexpected damage and contaminate<br> In addition,the ring have 58mm screw mount,you can attach filter such as UV,CPL and lens cap to prevent dust getting into the lens.<br> <br> <br> RA-EOS58 Macro Reverse Ring Adapter with 58mm male thread<br> Fits for: Canon EOS EF Camera Body<br> Reverse Ring is threaded on one side to fit the filter thread of your lens, the other side has a mount like your camera lens<br> It allows any 58mm lens become a Marco lens on Canon EOS EF mount camera body<br> This greatly increases the macro reproduction range<br> <br> <br> Screw diameter: 58mm <br> Material:Anodized aluminum<br> <br> <br> Packing Included: <br> 1 X Rear Lens Mount Protection Ring For Canon EOS EF EF-S Mount Camera Lens<br> 1 X New 58mm Reverse Adapter Ring for Canon EOS Camera Body</p>