Rolf prima vigor es disc clincher front road wheelrolf primas vigor es is the younger sibling of the vigor range built for those with one eye on price and another on performance the vigor es marries the two together in a robust performance package hand built in the usa the vigor es disc clincher front road wheel is ready for the road aluminium clincher wheelweighing in at 805 grams and providing the supreme stopping power of a disc brake this vigor es disc clincher front road wheel is fine