![EWS Pietra 2020](https://images.singletracks.com/blog/wp-content/uploads/2020/09/DSC6475-1170x781.jpg)
Three years ago we asked if narrow-wide killed the chain guide, and the answer was… not exactly. We suspect even today more than a few mountain bikers, especially racers, are still choosing a bit of extra insurance when it comes to chain retention.
Three years ago we asked if narrow-wide killed the chain guide, and the answer was… not exactly. We suspect even today more than a few mountain bikers, especially racers, are still choosing a bit of extra insurance when it comes to chain retention.