A great combination with a Kupo Flex Arm, the Dot Receiver is a handy accessory with female 3/8"-16 threads at one end and 1/4"-20 male screw at the other end to hold dots and fingers. Ideal for small object and tabletop work, Dots and Fingers are scrims, silks, and diffusers that are available in 3 to 10" diameters and 2 x 12" and 4 x 14" lengths.