Shimano CUES RD-U4020 9 Speed Rear Derailleur Size:Long including a daytime flash mode

including a daytime flash mode (up to 30 lumens) and our Wide-Angle Optics for up to 270-degree of visibility

Perfect for the rainy

Best for sunset and sunrise runs

The Manta Mips is more aerodynamic that its predecessor thanks to its lower and tube-shaped profile at the rear

The 731 washer is the same washer used in all Pista pumps for 60 plus years

Shimano CUES RD-U4020 9 Speed Rear Derailleur Size:Long including a daytime flash modeStay active with smooth and decisive rear shifting rated for e bikes. Make cycling an essential part of your fitness lifestyle with this 2x9 speed rear derailleur. Designed for daily riding dependability and rated for e bikes, its smooth and decisive rear shifting will keep you moving around town and throughout the countryside. FeaturesStable drivetrain performance on trails, gravel, and city streetsLow profile design protects rear derailleur from