1 The Kupo Monitor Adapter is designed for lightweight screens Its flat plate has 2 sets of 4 mounting holes at the corners spaced three and 4" respectively moreover one another It incorporates a double ball joint in the center that is locked down by way of an adjustable ratcheting handle It has a child 5/8" receiver with a set-screw and knob to secure it to any Baby gentle stand or accessory 3 The maximum load-bearing weight is 8kg 4 Construction 5 5/8" Receiver 6 Ratcheting Handles 7 three x 4" VESA holes