Built to take a pounding and come back for more, the RR12UADSW 12U Deluxe Shock Mount Amplifier Rack Case protects your gear from even the most groundbreaking abuse. Crafted with an exclusive case-within-a case design that features unique integral suspension system, the RR12UADSW provides unparalleled protection against even the most rigorous trauma. Built with dual rack rails for flexibility (mounted front and back) and two removable covers for easy access to your the RR12UADSW features 12Us of rack space. Includes beefy 3-1/2" casters for easy mobility.