B008CBC8HM Fotodiox Pro 12×56 Strip Softbox for Studio Strobe/Flash with Soft Diffuser and Dedicated Speedring, for Balcar, White Lightning, Lighting, X800, X1600, X3200 Strobe Flash Light, Soft Box, Speed Ring

Make sure this fitsby entering your model number.
Pro Grade, Heat Resistant Reflective Fabric, Heavy Duty Construction w/ Premium Grade Materials
Features Inner Baffle and Outer Diffusive Cover for Even Light Throw
Sealable Venting for use with Modeling Lamp or Continuous Lighting
Rotating Speeding with Thumb Screw Lock
24 Month Manufacture Warranty