Haida ND3.6 NanoPro Filter 77mm (12 stops) RGB Light you can remove the lock

you can remove the lock buckle and use it as a wrench

and 12 action cameras in Super Suit or Protector housings

With aircraft-grade aluminum and virtually unbreakable filter optics

Interchangeable titanium foot spike

Over-charging prevention

Haida ND3.6 NanoPro Filter 77mm (12 stops) RGB Light you can remove the lockThe 77mm NanoPro MC ND 3. 6 Filter from Haida is an ND filter with a 4000x filter factor that provides a 12 stop exposure reduction. Its 3. 6 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. By slowing your exposure time or increasing your aperture, you can control depth of field and convey movement more easily. Neutral density filters do not affect the