CAMTREE Carbon Fiber Professional Matte Box with Swing Away for 15mm Rod Support for Video DSLR Moving Making Camera Lenses up to 105mm (C-MB-20-CF) Fully Featured Carbon Fiber Video Matte Box with outer diameter of 105mm accommodates wide angle lenses Aluminum constructed swing away bracket allows quick lens changes & attaches Matte Box to the 15mm rods supporting height adjustment of 3cm Easily detachable, lightweight video matte box comes with knicker which wraps around the barrel of your lens to block out extra light completely Two 4x4" filter holders; one 180 rotatable and one Static are perfect for polarized and a combination of square filters Secure & Strong Storage Case provides Safety with Lifetime Quality Assurance.