Specification:
A replacement 58 to 55mm Step Down Ring for your cameras， can mount to 58mm lens or 55mm filters on camera.
Convenient and easy to use， 58mm attaches to  the side of the camera and 55mm to the side of the lens
Access a wider variety of filters， adapters，  hoods and so on
Special aviation aluminum alloy， high strength， impact resistance， twist and pressure. Machining process
Surface treatment: high-mesh sand blasting machine and color quality pure matte black. Ultra-low chemical residues
The male (To the side of the camera): 58mm
The female (To the side of lens): 55mm
Made of metal(not plastic)
Color: black

Package Included:
1 x  58mm to 55mm step down ring