The Chrosziel 450-R21 Dual Stage Matte Box easily fits onto industry standard 15mm support rods and perfectly meets the requirements of shooting with compact camcorders and DSLR cameras, allowing you the ability to have greater control of light angles and lens flare. This matte box offers a double rotating filter stage, a 16:9 mask, two filter holders (one that can accept 4 x 4 and another that can be adjusted accepting 4 x 5.65" and 4 x 4" glass filters), a French flag, and pivot mechanism for side wings (sold separately). The Chrosziel 450-R21 Dual Stage Matte Box also includes a bracket for 15mm support rods, and a cover end plate with thread 114 + 110mm.
| Lens Fit and Mount | Clamp Adapter |
| Type | Standard With French Flag |
| Filter Type | 4 x 5.65" and 4 x 4" Glass |
| Total Filter Stages | Two |
| Rotating Stages | Two |
| Dimensions (WxHxD) | Not Specified |
| Weight | Not Specified |