Constructed from heavy duty iron casting, the Kupo Swivel Junior Receiver Adapter comes with a male 1-1/8" pin (28mm) at one side, designed to drop into a combo stand junior receiver. Also features a swivel female 1-1/8" receiver at the other with a rosette mechanism that allows you to have tilting angle in every 30 degree. Ideal for rotating the fixture from horizontal to vertical and eliminating interference of barn door/softbox when position a light on the stand.