Shimano CUES RD-U4000 9 Speed Rear Derailleur Size:M Aluminum barrel with a soft-touch

Aluminum barrel with a soft-touch dual-density flip out handle

Magnesium citrate - 323

optimises weight and stiffness through the increased use of carbon fibre

The shaping of the carbon fibre inner core allows loading under the entire foot including the arch to ensure we redistribute peak forefoot pressure and alleviate hot spots

and its manufacturing are as complex and high tech as it gets

Shimano CUES RD-U4000 9 Speed Rear Derailleur Size:M Aluminum barrel with a soft-touchExpand your trail riding comfort zone with smooth operation and dependable performance. This 1x9 speed rear derailleur's smooth operation and dependability will help inspire riders to expand their trail riding comfort zone. Its low profile design and chain stabilization will give them the confidence to choose rougher routes. FeaturesStable drivetrain performance on trails, gravel, and city streetsOptimized geometry and spring tension reduce chain