Nukeproof sam hill signature seatpostthe sam hill signature series has been developed for one of the worlds best with one thing in mind winning the five time downhill world champion needs no introduction he is widely regarded as one of the best riders of all time and as such he knows what works best the sam hill signature series is a no compromise range of race ready components chosen by sam as the tools for the job the sam hill signature series seatpost has been re designed from the ground