Simmod SIMTray 4 x 4" Adapter for 77mm Filter

This SIMTray 4 x 4" Filter Adapter from Simmod enables you to add a 77mm round filter to your 4 x 4" matte box. Compatible with industry-standard matte boxes, this anodized aluminum tray is 4mm thick and has rounded corners that mimic the size and shape of a glass filter. Note that vignetting may occur when using the SIMTray adapter with wider lenses.