Khe x affix bmx tyrethe khe x affix bmx tyre was designed by the khe professional flatland rider bram verhallen it was created to provide professional level rolling and high grip performance in a reliable and affordable tyre rolls very fast and provides excellent gripthis modern tyre profile is perfect for park and street riding as well as for cruising around town the middle lines allow the tyre to track perfectly and roll very fast when moving forward as it also does when rolling in reverse