Rui Costa's chainring failure at the Tour de Romandie prologue earlier in the week was down to the use of incorrect chainring bolts, not an equipment failure, Cyclingnews can report. Lori Barrett, the ...

Not all chainrings fit all cranksets. Most chainrings mount via a four- or five-arm ‘spider’ (the arms/spokes on the crankset). The spacing between these arms differs based on the intended gear range ...

Wolf Tooth Components’ Drop-Stop one-by chainrings are now available for Dura-Ace, Ultegra, 105, and Tiagra cranks with Shimano’s asymmetric 4x110mm bolt pattern. Machined from hard-wearing 7075-T6 ...

No one enjoys a chain drop. In an older Technique Tuesday, we showed riders how to quickly correct a chain drop in the middle of a race without having to manually put the chain back on by hand. Last ...

Chuck Peña got his hands on some Absolute Black Oval chainrings to give them a good going over, inspired by Chris Froome’s wins at the Tour and Vuelta using oval chainrings. But with mixed views on ...