FOTGA Black 43mm to 52mm 43mm-52mm Step Up Filter Ring for Dslr Camera Lens and Neutral Density UV CPL Circular Polarizing Infrared Len Filters The Male Side (To The Side Of The Camera ) : 43mm The Female Side (To The Side Of The Lens) : 52mm Made of metal (not plastic) Color : Black Suitable For Access a wider variaty of filters, adapters, hoods and more... Packing included:1 *Step Up Filter Ring