The SKB 3i-M2U13-FRM is a rugged, injection-molded 2U rack frame designed for superior protection and portability of rack-mounted gear. Built with a 13-inch depth and made from ultra-durable polypropylene copolymer resin, this frame offers resistance to impact, corrosion, water, and dust. It features front and rear steel rack rails with a standard 2U configuration, making it ideal for securely mounting effects processors, wireless microphone systems, or recording interfaces. The lightweight yet tough design fits seamlessly inside SKB’s compatible 3i series cases, ensuring a custom-fit, shock-protected solution for transport and field use. This frame is a go-to choice for professionals needing reliable rackmount mobility.