37-43mm Step-Up Ring

Description

Features and Functions:

The Step-Up/Down Adapter Ring allows you to use larger size filters on lenses with a smaller diameter thread and vice versa. The first number is the size that screws into the lens, the second number is the filter size.

Description:

Allows you to use larger size filters on lenses with a smaller diameter thread. The first number is the size that screws into the lense, the second number is the filter size.