Ernst Manufacturing Socket Boss 3-Rail Multi-Drive Socket Organizer, 19-Inch, Red Universal twist-lock socket set organizer tray with 3 socket rails Perfect for storage in the drawer, on the bench, or on the go; holds 45 sockets Twist-Lock clips keep sockets secured for transport and prevent tool loss Includes 15 clips each for 1/4-inch, 3/8-inch and 1/2-inch drive sockets Measures 19.75 Inch by 5.3 Inch by 1.35 Inch; made in USA