Hoffman CRA12TH, Rack Angles, 12U, Qty 2, Fits A=24.00, Steel/ZincRack-Mount Angles are a mounting means for 19-in. rack equipment in 24-in. wide enclosures. L-shaped through-hole angles attach to enclosure flange or the adjustable-depth mounting kit. Holes are .281 in. (7 mm) in diameter. Clear plated 14 gauge steel construction. Mounting hardware included. Order separately clip nut package catalog number xNM5 and screws xSM5 (metric) or AN1032 and screws AS1032 (English).