37-30mm Metal Step Down Lens Filter Ring Stepping Adapter
Features :
This ring will allow you to mount 30mm filter， hood or lens on a 37mm lenses or cameras.Convenient and easy to use， 37mm attaches to the side of the camera and 30mm 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.
Specification :
Material : MetalColor : BlackThe male (To the side of camera) : 37mmThe female (To the side of lens) : 30mm
Package Included :
1 x 37mm to 30mm step down ring
Detail Pictures :