The Adcom RM-4A is a rack mount adaptor designed for Adcom home theater components such as the GCD-600, GCD-700, GCD-750, GFA-5300, GFA-7300, GTP-550, GTP-600, GTP-740, GTP-750, and GTP-760. It features an all steel construction and fits into any standard 19" racking system, making it ideal for custom home installations, office suites or any other location where aesthetics are as important as home theater performance.