By Bjorn Haake in Suances
The Angliru, with pitches of up to 23.5%, will present a formidable obstacle for the riders in Saturday's epic stage 13 of the Vuelta a España, and it will require some unusual measures on their behalf if they hope to ascend to the finish without walking. Several riders have admitted that they will use fairly extreme gearing to conquer the shocking grades. Tea saucer-sized inner chainrings in the front, just 34 teeth around, with pie-plate sized rear cogs with 28 or 29 teeth seem to be the popular gears.
