The #1 AV rack because it is both Forward and Lever Lock compatible providing maximum mounting capacity on and off the rail and a suite of tool-free accessories making rack installations 5Xs faster! The BGR-4527LRD rack is a top-of-the-line rack that offers numerous features to make it the perfect choice for those looking for a high-quality, versatile, and easy-to-use rack. It is the 1st Forward Compatible rack that comes with a breakthrough design providing high rack strength without extra weight and accepts Lever Lock system tool-free cable management accessories. The 23in width provides extra room in “no-man’s land” for front-to-back cable management and for mounting small devices on Lever Lock, freeing up valuable rack space. The innovative side lacing on the Forward rear rack rail provides flexibility for internal cabling and accepts the Forward vertical cable management products. The rack also. Includes a standard vented rack rear door that accepts optional fans and accepts a brush grommet rear door kit for a large cable passage without fishing. The wide-open rack top and bottom offer many cabling and cooling options, while the standard front and rear adjustable Forward rack rail with numbered spaces provides maximum convenience and versatility.