This 4×5.65 carbon fiber matte box features a swing-away design for easy lens changes.There are two filter stages to allow for multiple filters to be used at once, one of which is 360-degree rotatable.The lightweight carbon fiber construction adds very little weight to your system,and the swing-away design allows you to make quick lens changes and simply move the matte box away from your lens when you?re not using it without having to detach it from your system.15mm LWS and 19mm rod attachments are included to allow you to customize the matte box to your desired rod system.Also included in the package are several hard mattes that provide flare coverage for all focal lengths between 16mm and 180mm.When coupled with the three French flags that are also included, there is an almost infinite amount of flare coverage.The matte box also comes with 80, 90, 114, and 134mm lens adapters to fit most telephoto lenses, and three flags to reduce side flare. PACKING LIST: 1.Carbon fiber body 2. (2) 4×5.65 filter frames 3. (2) Filter stages, one of which is 360 degree rotatable 4. (1) Top French flag 5. (1) Left side French flag 6. (1) Right side French flag 7. (1) 15mm LWS rod adapter 8. (1) 19mm rod adapter 9. ?134mm/114mm/95mm/80mm lens attachments 10. (5) Hard mattes (16-20mm, 24-28mm, 35-40mm, 50-65mm, 85-180mm) Weight: 6.2 lbs Color: Black Material: Carbon fiber, aluminum-alloy, stainless steel Rod System: 15mm LWS/19mm studio