ARRI 4-leaf barndoor (740 mm / 29.1 for ARRIMAX 18/12, ARRI Daylight 18/12 & STUDIO T24

This is an Arri 4 Leaf Barndoor Set for the huge 18/12 HMI. Barndoors attach to the front of a light and are used to restrict light from areas of a set. They have either four or eight leaves that can be adjusted. Arri barndoors are heat resistant and rotatable.