Shimano Unisex CUES RD-U4020 Rear Derailleur Size:One Size From smooth skin track transitions

From smooth skin track transitions to the coverage to go deep

The performance of a Stability Web equipped and N-ergy shock absorbing outsole

145G HeatMX Fixed Liner Insulation

Brush out remaining wax from base and polish smooth

Compact yet spacious

Shimano Unisex CUES RD-U4020 Rear Derailleur Size:One Size From smooth skin track transitionsShimano Unisex CUES RD U4020 Rear Derailleur F Engineered for everyday commuting, urban trekking, and e bikes Shadow RD low profile design Obstacle clearance Requires specific pairing with LINKGLIDE shifting systems S Speeds: 2x9 speed Total Capacity: 41T Cassette Compatibility: 11 36T low sprocket min max Max Front Difference: 16T