This set of four heavy duty, powder coated, corner brackets allows you to build storage racks, shelves, and worktops in almost any size. Build a wood box and keep firewood off the ground to improve drying and keep it away from pests and decay, or, with more than one set, create storage shelves that fit exactly where you need them. All you need to do is screw or nail these brackets to any length of 2x4 lumber and the possibilities are endless.