Cavision 72 to 77mm Threaded Step-Up Ring

This Cavision 72-77mm Step-Up Ring allows the use of 77mm threaded filters on lenses with 72mm filter threads. The ring has a 6mm depth, offering more surface area than standard step-up rings. It provides a secure grip for Cavision Clamp-On Matte Boxes. The step-up ring has an 80mm outside diameter and is made from lightweight aluminum alloy with a black anodized finish.

• Compatible Lens: 72 mm (Attaches via Filter Thread)
• Compatible Matte Box: 80 mm Opening / Cavision Clamp-On Matte Box
• Compatible Filter: 77 mm
• Ring Material: Aluminum
• Material: Aluminum