The RP5/ROVER 5 Expansion Plate is a black anodized aluminum mounting assembly designed specifically for the Pololu RP5/ROVER 5 rugged robotic platform. The expansion plate features tapped holes for mounting of four electronic components, 1/2" spacing holes for connecting multiple plates, and pre-drilled holes for connecting the RP5/ROVER 5 to the plate. The expansion plate is perfect for attaching limit switches, light sensors, distance sensors, encoders, and other compatible devices. It can also be used to attach additional robot body parts, such as wheel assemblies, arms, and custom end effectors.