The Keystone jacks mount flush with the surface of the panel. Accommodates high-density (HD) keystone inserts with up to a 17mm width. Folded steel front panel with a durable black powder-coat finish. Nickel-plated rear panel and two 45° faston lugs enable bussed and bonded grounding schemes when used with shielded modular jacks. Silk screened circuit numbering on the rear, 1 x DS430-10 designation strip on the front (bar and cap design). 6" (15.24 cm) deep removable rear lacing bar for cable dressing.