The Arca-type Pro Quick Release Plate #2738 has a 1/4"-20 camera screw and features a rubberized surface for a more secure connection. It is compatible with the many other Arca-type quick release systems, such as Acratech, Foba, Graff and Wimberley.
Compatible with ALL Promaster "XC series" & "Scout" series tripods
XC522, XC525, XC528, XC325c, XC328c, SC426, SC430, SC423K, Etc.