Cavision 40.5 to 49mm Step-Up Ring Canare CA35HSVB02 One end features a right-angle

One end features a right-angle TRRS 3

Cloth Backing

16 mV (-50 ~ -30 dBV)

consider using professional installers to attach this product

Cavision 40.5 to 49mm Step-Up Ring Canare CA35HSVB02 One end features a right-angleFor Cavision Clamp On Matte Box on Lens Adapts Lens with 49 Filter Thread For 40. 5mm Filters 6mm Depth Anodized Aluminum Construction This Cavision 49 40. 5mm Step Up Ring permits the use of 40. 5mm threaded filters on lenses with 49mm filter threads. Additionally, the 6mm depth of this ring provides enough threads to secure a filter, and is suitable for use with a rod mounted matte box.. The step up ring features a lightweight, aluminum alloy