Rotor Goes Back to the Future with Ovalized Chainrings

No, Rotor claims its product is completely different from the gone but not forgotten Biopace chainrings. A decade ago, they debuted courtesy of Shimano but didn't last.

Continue reading this article?

• Create an account under a minute and continue reading
• Read 2 articles for free every month

Create an account instantly

Enter your email address

Continue

More than 100 organizations have a business subscription with us. Check here if you already have unlimited access via your employer.