Northern Tool + Equipment Universal 2-Lid Crossbed Truck Box - 60in. x 69in. x 8.5in. x 13in. x 20in. Solid one-piece aluminum body construction holds up to rugged use Stylish wide channel allows lid to open and increases cab visibility &#160;Integral end design is stronger and creates a small parts storage area Dual auto-lift self-rising shocks allow for easy single-handed entry Self-adjusting strikers ensure the lid closes securely every time