Detailed Product Description Standard: It is produced compatible with IEC297-2,ANSI/EIA RS-310-D,GB/T3047.2-92 standards. Material: High-quality cold roll steel Construction: Full assembly and knockdown construction, and seamless bayonet mounting Surface composition: 1. Powder coated to against rust, oxidization, scratches, lacquer peeling, strong acid and alkali erosion 2. Degree of protection: IP20 Features: 1. High quality and fine workmanship 2. It has a firm structure and can bear large weight .Load Carrying capacity:60KG 3. Front door with lock, plate work and toughened glass door are available. 4. Both top and bottom has lacunose holes for cable come in and out 5. Color: black or computer white 6.6U, 9U, 12U, 15U and 18U 19" wall-mounted cabinet are available 7. We can customize all kinds of specifications and opening aperture based on customers' requirements