![Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport](https://i.eurosport.com/2021/08/03/3192823-65411728-2560-1440.jpg)
Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport
![Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport](https://i.eurosport.com/2021/08/03/3192818-65411628-2560-1440.jpg)
Tokyo Olympics: What is the keirin derny motorbike used for in track cycling? Full keirin rules explained - Eurosport
![London 2012: Who's the guy on the motorbike and other conundrums | Olympic Games 2012 | The Guardian London 2012: Who's the guy on the motorbike and other conundrums | Olympic Games 2012 | The Guardian](https://i.guim.co.uk/img/static/sys-images/Sport/Pix/pictures/2012/8/4/1344080166694/Olympic-Games-2012-Cyclin-008.jpg?width=1200&height=630&quality=85&auto=format&fit=crop&overlay-align=bottom%2Cleft&overlay-width=100p&overlay-base64=L2ltZy9zdGF0aWMvb3ZlcmxheXMvdG8tZGVmYXVsdC5wbmc&enable=upscale&s=582e50c06beb0f9ba1beb5ab63d4b641)
London 2012: Who's the guy on the motorbike and other conundrums | Olympic Games 2012 | The Guardian
![Manchester Velodrome, Manchester, UK. 27th Jan, 2019. HSBC UK National Track Championships; Men's Keirin repechage Jason Kenny follows the derny bike Credit: Action Plus Sports/Alamy Live News Stock Photo - Alamy Manchester Velodrome, Manchester, UK. 27th Jan, 2019. HSBC UK National Track Championships; Men's Keirin repechage Jason Kenny follows the derny bike Credit: Action Plus Sports/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/zooms/9/f385a1f78c6a4ed7924bb86fd42cf68e/rg2822.jpg)
Manchester Velodrome, Manchester, UK. 27th Jan, 2019. HSBC UK National Track Championships; Men's Keirin repechage Jason Kenny follows the derny bike Credit: Action Plus Sports/Alamy Live News Stock Photo - Alamy
![Fil:2015-08-21 Derny European Championship Radrennbahn Hannover 190300.jpg - Wikipedia, den frie encyklopædi Fil:2015-08-21 Derny European Championship Radrennbahn Hannover 190300.jpg - Wikipedia, den frie encyklopædi](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a4/2015-08-21_Derny_European_Championship_Radrennbahn_Hannover_190300.jpg/1280px-2015-08-21_Derny_European_Championship_Radrennbahn_Hannover_190300.jpg)
Fil:2015-08-21 Derny European Championship Radrennbahn Hannover 190300.jpg - Wikipedia, den frie encyklopædi
![The derny bike leads the field at the start of the women's keirin qualifying during day five of the 2020 UCI Track Cycling World Championships at Velodrom, Berlin Stock Photo - Alamy The derny bike leads the field at the start of the women's keirin qualifying during day five of the 2020 UCI Track Cycling World Championships at Velodrom, Berlin Stock Photo - Alamy](https://c8.alamy.com/zooms/6/ee0215f898e14c12b9ee3b096bed1743/2b26eja.jpg)