This monitor bracket is compatible with the ARRI WCU-4 Wireless Compact Unit. Designed for easily mounting to the top or bottom of the WCU-4 with two bolts (included) and attaches to on-board monitors with any accessory. Comes with a 1/4in-20 male thread. The 18 degree tilt helps for viewing the monitor with ease and convenience. Ideal also for using with Kupo’s Vision Lock Quick-Release Mounting Set (KG046212) that makes it fast and easy to disconnect the monitor from the bracket when needed. In addition, the Kupo 3.5in Long 5/8in Baby Stud with 1/4in-20 Male (KG012412) connects a gobo head and this bracket.