These low profile shipping cases are ATA rated with heavy duty built-in wheels with bumper protection and SKB's indestructible injection molded trigger release latching system that feature TSA recognized and accepted locks. With TSA locks you can lock your container and still have it inspected by TSA screeners who can re-lock the case for added security. These tough as nails cases are designed for real abuse. LP Series Shipping Cases are the containers of choice for transporting goods around the corner or around the world with maximum protection.