Best offers 11 Tooth Jockey Wheel Replacement AEST 11T Aluminum Alloy Bike Rear Derailleur Pulley Wheel - Upper/Lower Jockey ...

Shimano appears to be developing a radical new rear derailleur, with a three-pulley design that could wave goodbye to clutch adjustment, according to a patent application filed by the Japanese brand.

CeramicSpeed has officially launched the OSPW Aero, an aerodynamically optimised derailleur cage that features the brand’s signature oversized pulley wheel system. First spotted at the 2022 Giro ...

The BikeYoke Shifty v2 might just be the mountain bike performance upgrade that you didn’t even know you needed to keep your mechanical shifting crisp throughout the year. The shifty is a simple ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A Hungarian design team has unveiled a new chainless bike, powered ...