late Al Kreitler. In honor of Al Kreitler, the promoter of the Iowa Roller Race Series, Greg Harper, organized the 2011 Al Kreitler Memorial Killer 2-Mile Roller Races. (To clarify, Al Kreitler was not killed; his dog was named "Killer.") See also Bicycle tires for indoor use Bicycle trainer Exercise bicycle Outline of cycling Goldsprint References External links OpenSprints - Open Source hardware and software for Roller Racing Rollapaluza - Roller Racing in:London WONKY - Roller Racing Videos in:London Koers op Rollen: Roller Racing in Flanders, Belgium and the Netherlands British Schools Cycling Association - www.britishschoolscyclingassociation.com Cycling equipment gl:Bicicleta estática ja:ローラー台