Swing out tool box, locks closed and locks to inside of box. In excellent condition. Easily removable. Tucks out of way , kept my tow straps, reciever hitches, cargo net, booster cables, etc. Keeps clutter out of box and cab.Things you dont want flying around in the event of an accident. Works great , no longer own pick up. Payed 330 asking 110. Passenger side.