Store And Organize Your 1/4-Inch, 3/8-Inch, and 1/2-Inch Sockets The ARES 3-Piece 15.5-Inch Red Twist Lock Magnetic Socket Rail Set has space to organize up to 12 of your most commonly used sockets in 1/4-inch, 3/8-inch, and 1/2-inch drive on each rail, so you can keep them neatly stored and accessible in one place. Made of machined aluminum with a magnetic bases, these 15.5-inch-long organizers will attach to any metal surface, in addition to being wall-mount ready. The socket rails' patented socket clips firmly hold SAE or Metric sockets in place, even upside-down, thanks to their twist lock design. With gliding socket clips and removable end caps, you are able to customize your twist lock rails and always have the sockets you need for any job right at your fingertips. Features: Includes: 3 pc. Socket organizer and 36 pc. socket clips Clip sizes include 12 of each: 1/4-inch, 3/8-inch, and 1/2-inch drive Holds up to 12 sockets on each rail Rails made of machined aluminum Magnetic bases attach to any metal surface Patented socket clips feature twist lock design to securely hold sockets Sockets not included