- 3-1/2" Pre-punched with horizontal slots to allow air to circulate
- For rack enclosures where heat build up is a concern
- Made from heavy duty steel (1.5mm/16ga)
- Standard rack width (483mm/19")
- 11mm/.43" flanges on top and bottom for extra strength. Durable black textured finish resists marks and scratches. Fits single rack space (44.5mm/1.75")