Cycling Articles Needed

I need someone who can write 250-300 word SEO articles for a cycling website.
I provide you with the subject and title etc. I will also tell you approximatley what way to write the articles eg. keywrod density.
10-20 articles per week to begin with, a few examples will be needed first.
Needs to be excellent english and unique content is vital. We will run all articles through a program to establish this.
You will be given a trial run to begin with, and if you are good enough, then you are on board.
Possibility of many projects other than cycling in 3-6 months time.

This is an ongoing project and we need writers, one or more, who can do them on a weekly basis.
You will be paid every week when you transfer the articles.

Please bid below stating your price per article and how many articles you can do per week maximum.
I will try to give everyone a trial run and may hire more than one writer.
I will mention again that the articles must be written in very good english