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ARRI ST1 True Blue Black 4-Leaf Barndoor (245 mm / 9.7")


The 4-leaf barndoor allows for control of light spill and control of the beam. Different size optics require different size barndoors. Select the barndoor accordingly.


  • Lightweight and rugged design
  • 4-leaf design with ARRI standard 168 mm / 6.6"
    and 245 mm / 9.7" diameter
  • Slides into accessory slot of open face optics