Jobox PSC1461002 Black Steel Gull Wing Fullsize Deep Crossover Truck Box Gear-Lock Self Adjusting Dual Rotary Lock System Always Latches and Closes for Superior Security Self-Aligning Latch Pins Pivot From Side-To-Side to Engage with Gear-Lock System. No Adjustment Required High-Strength, Self-Rising Lids Will Resist Attempted Break-Ins Better Than Other Steel Lids High-Strength Body Resists Cargo Damage and Protects the Lock System End-Mounted Push Buttons Provide Easy Access Made of steel and has dual lid High strength body resists cargo damage Has gull wing High-strength body design Self-aligning latch pins pivot from side-to-side