Features and Benefits:Holds 1/4", 3/8" and 1/2"Keeps all sockets in one place in your tool boxIt accommodates a wide range of sockets and attachments including regular, long, universal, and extensionsHas convenient carrying handle to carrying them to the job and avoid returns trips to the ones you forgetEasy to spot a missing toolTray loaded with tools is heavy enough to stay put without fastening in place, even when removing sockets from the rackRack tray is 6" x 18" metal frame with four 17" socket racks., VIMV444, ,