Rear Derailleur Guide Wheel Fluid Shifting Rear Derailleur Pulley Narrow Wide Ceramic Guide Wheel Lightweight for Cycling

Premium Construction: Crafted from high-strength 7075 aluminum alloy with a CNC-machined, anodized finish for exceptional durability, rust protection against, and a lightweight design. These essential cycle parts are long-lasting quality

Fluid Performance: Features a high-quality ceramic bearing that ensures fluid ly efficient rotation and significantly reduces drag. This crucial drivetrain component leads to quieter functioning and more efficient power transmission.

Enhanced Shifting: The narrow-wide tooth shape provides superior chain retention, preventing chain drops and ensuring crisp, reliable gear changes. This rear derailleur guide wheel is engineered for accuracy.

Lightweight Enhance: Available in multiple sizes (10T, 12T, 14T, 16T) with weights starting from just 9g, this cycle derailleur pulley allows you to reduce the overall weight of your bike without compromising strength.

B Street Compatibility: Designed to work with most 6-12 speed rear derailleur systems and includes 4mm and 5mm bushings to fit 4/5/6mm shaft bolts, making this narrow wide ceramic guide wheel a versatile enhance for mountain and street bikes.