Profile rails with mounting facility for 483 mm units (19"), e.g. PA amplifiers, power packs, additional equipment . 2 removable covers (double-door version). Max. depth 420 mm (plus 90 mm per cover). High-quality workmanship with 7 mm plywood multilayered glued, black laminated. Aluminum profile frames (30 mm) with rounded edges. Three-leg, medium-sized steel ball corners. 4 spring locks. 2 wooden slide rails on the bottom. 2 hinged, chromium plated case handle. Delivery includes mounting screws. Available in different height units (1 U = 44 mm). .