Secure design with machined anodized aluminum adapter. Screws into, and works, with any port with 67mm threads including all macro ports ,and several fault ports for mirrorless cameras.
Comes in Single (S01), or Dual (S02) Flip diopters.
3-Clip lock keeps the lens from flipping out while you are filming your subject while the spring tension keeps the lens from flipping back in front of your port when you are not using it.
