NiSi Brass Pro 55-58mm Step Up Ring Defender Plate 4 lb): A reversible 1/4"-20

4 lb): A reversible 1/4"-20 and 3/8"-16 mounting plate fits virtually any camera

Built for the toughest surveillance gigs out there

or action cams with a more configurable layout

6 Aperture: Covers wide-angle through telephoto in one lens

the light will turn red

NiSi Brass Pro 55-58mm Step Up Ring Defender Plate 4 lb): A reversible 1/4"-20The NiSi Brass Pro 55 58mm Step Up Ring allows the use of 58mm threaded filters on lenses with 55mm standard filter threads. Featuring a durable brass frame with Knurled sides for easier grip. The Brass Step up ring prevents binding and jamming making it easier to remove compared to standard aluminium setup rings. The NiSi Brass Pro Step Up Ring has a special anti reflective felt treatment on the inside of the frame to minimise reflections and