GRX Rear Derailleur 10-speed (RD-RX400) Swagman Blundstone unisex sizing

Blundstone unisex sizing

FLEXIBLE BAIL HANDLE

Secure bikes quickly without frame contact with the frame-free ratcheting arm

LANTERN TIPS:

Compact and Versatile

GRX Rear Derailleur 10-speed (RD-RX400) Swagman Blundstone unisex sizingWith an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON OFF switch for the chain tensioner. Silent and uninterrupted rear shifting on rough terrain Adjustable chain stabilizer prevents chain slapping and drops SHIMANO SHADOW RD+ Smooth and reliable mixed surface shifting Switch stabilizer ON