Alleged Apple iPhone 6 frame leaks

It's still pretty early for believable leaks of the whole design (those start popping up closer to the announcement) but some parts are certainly already in testing so there might be something to this.
Straight off Chinese leakster CTech responsible for credible specs leaks and a video of a working iPhone 5c in the wild come two images of what appears to be a metal housing. According to the source the housing could belong to the upcoming iPhone 6.