These allow you to put smaller or larger filter attachments on to you camera by either stepping up or down the filter size
The first number is the size of your camera lens thread
The second number will be the size of the filter or accessory lens you wish to attach
Brand new and high quality
Black finish

Technical Details

Product Details

Package Dimensions
Width : 4.1 inch
Height : 0.2 inch
Length : 4.2 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B001RMF6N6