The Lierfung worked promptly, as usual Amazon. For the mounting of the tire on the rim to benötig at a slippery Montagepaste otherwise the tire does not slide well in the rim. The Kevlar reinforced tires is unruly * G * Without mounting paste the tire wobbles around on the rim and has a height and side impact because the tire walls can not be assemble clean. Even the back and forth weigh the rubber on the rim was not successful. Only a bike shop could bring up my tires with the said paste perfectly. But now he runs run wonderfully. For the overhead therefore only 3 stars