Multi Fit Quick Connect Plates are designed to offer even more flexibility and will fit a much wider selection of king pin boxes by using a design that accommodates all "C" measurements (length of the king pin box front-to-back). Simply confirm your trailer's "A" and "B" measurements to make certain the Multi Fit is the Capture Plate for you. Measurement A: 12, 12-1/4", 12-3/4"Measurement B: 5-3/16" - 6-5/8"Fits: Lippert 0719