Bike diagram with reflectors
<a href="//commons.wikimedia.org/wiki/User:Javier_Carro" title="User:Javier Carro">Javier Carro</a>
2005-01-06
<a rel="nofollow" class="external text" href="https://www.cpsc.gov/cpscpub/pubs/bicycle.jpg">U.S. Consumer Product Safety Commission</a>