SmallRig 3196 Mini Matte Box - Its clamp connector works with adapter rings of various sizes (52-95mm;55-95mm;58-95mm;62-95mm;67-95mm;72-95mm;77-95mm;82-95mm;86-95mm) or attached directly to95mm lens.   Note! Comes with 4 adapter rings (67/72/77/82mm), to meet users common shooting needs. (All other sizes are sold as accessories) Its adapter ring fits round CPL, ND filter and other round filters of up to95mm. The filter tray 3319 can be quickly mounted onto the matte box via a NATO clamp and supports multiple 4x5.65" plug-in filters of up to 4mm in thickness at the same time. It is easy to store and prevents scratches and fingerprints while replacing plug-in filters. The adjustable carbon-fiber top flag blocks sunlight or strong light and also prevents internal reflections with its anti-reflective design. Top 1/4"-20 threaded holes enable easy attachment of other accessories and anti-twist 1/4"-20 threaded holes on the bottom suits SmallRig 15mm LWX Rod Suppo