Not sure whether or not this has been posted before, but anyway, earlier this morning I went on the MicroDirect website and discovered this.
Although it isn't a SATA hard disk its still a lot of storage for a relitively small price. Comes out as 14p a Gigabyte!
Might be useful for someone modding an old XBOX.
Hard Drive - Internal
Total Storage - 250GB
Compatibility - PC
Interface Type - IDE
Buffer Size - 16MB
Spindle Speed - 7200