This 4x5.65" matte box that mounts on 15mm LWS rods with a 114mm rear opening.
Wooden Camera Zip Box Pro - Overview
The swing-away Wooden Camera Zip Box Pro 4 x 5.65" Matte Box mounts on 15mm LWS support rods (not included) and features a rear opening of 114mm.
Key Features:
Lightweight Swing-Away Matte Box
Interchangeable Mounting Backs
Mounts on 15mm LWS Rods
Supports up to Three 4 x 5.65" Filters
Supports Tilting up to Two Filters
Includes Carbon Fiber Top Flag