The Avalon RM-2 joins two U5 or M5's together in a standard 19" rack. The RM-2 contains two stainless steel rack ears, two T-bars, and ten stainless steel screws.
ear: 1 x 5.5 x 3.5in (2.4 x 14 x 8.8 cm)
T-bar: 11 x 1.25 x 0.63in (27.9 x 3.2 x 2.3cm)