I doubt that in the US you could get 1U, 300mbps unmetered, and 2amps for $50/mo. Forget about it if you throw in the hardware as well.

Now if you said 1U, 1amp, and 10TB of metered bandwidth, then $50/mo sounds more like it.

[1] - http://www.webhostingtalk.com/forumdisplay.php?f=131