NiSi Brass Pro 49-67mm Step Up Ring Mini3_Exchanges secure way to convert any

secure way to convert any Arri Mount into an Arri Rosette

It's also side-seamed with a rounded hem and drop-tail back

A blue locking thumb screw tightens around a 15mm rod (which is sold separately)

The in-line clamp allows for a wide range of adjustment to accommodate any Arca plate

NiSi Brass Pro 49-67mm Step Up Ring Mini3_Exchanges secure way to convert anyThe NiSi Brass Pro 49 67mm Step Up Ring allows the use of 67mm threaded filters on lenses with 49mm 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