Cheers mate. forgot to mention it will be used with a carbon saddle, so will need a nonside clamp.
Not to fussed about carbon actually, fine with alu.
I think the uno stems are very good value weight wise and quality, wondering whether there are the seatpost equivalent really?
Not got experience with that particular one, but do have with similar ones. That front bolt will be very annoying to adjust because you can't access it from below. It's better to get one like this
http://www.ebay.co.uk/itm/NEW-27-2-400mm-MTB-Glossy-Carbon-Fiber-Seatpost-Road-Bicycle-Bike-Seat-Post-PM-/282608210770?hash=item41ccc31352:g:bbQAAOSwsg9ZjtXc