When Dr Carrie Ruxton posted on social media asking if anyone wanted her old tandem bike, she thought there might be some local interest. But the St Andrews gym owner was taken aback when a message came in from the national paracycling team of Kenya. Suitable bikes for blind cyclists and their pilots are hard to find in the African country, and one of the cycling team had spotted Carrie's post. After months of sorting the logistics out, the bike safely arrived in Nairobi last week, where it could now feature in international competition. The bike had originally been used by Carrie for her daughter Erin, who then outgrew it and got her own bike. Last year she uploaded a post to Facebook, putting the bike up for sale. After little interest she then said the bike was free to a good home and could be collected from Cupar in Fife. Among the expressions of interest that followed was a post from Alice Miring'u, a prominent Kenyan cyclist.…