Constructed of heavy-duty diamond tread aluminum the Buyers Aluminum Cross Box Mid-Size is a great storage solution for mini to mid-size pickups. This tool box mounts easily to the side rails of your pickup with no drilling required; simply use the included hardware and J-hooks. Installation causes the box to be suspended from the rails allowing for clearance and extra storage underneath.This tool box features a single full-length lid that opens extra-wide providing easy access to what’s inside. Gas shocks provide for smooth and safe operation. The lid has a one-touch push-button rotary locking mechanism and two gas shocks per lid for safe operation. Inside a sliding removable storage tray with dividers keeps tools of various sizes organized.The Buyers Aluminum Cross Box Mid-Size is made in the USA and comes in your choice of lengths and heights. Please measure your truck bed to ensure the correct fit.Size Details60L x 20W x 13H inches= fits full-size step-side and mini pickups62L x 20W x 18H inches= fits mid-size/ down-size long-bed pickups62L x 27W x 13H inches= fits mid-size/ down-size long or short-bed pickups