The SHIMANO 105 RD-R7100 12-speed rear derailleur combines the smooth and stable shifting that is a staple of SHIMANO SHADOW RD design with direct mount compatibility and a wider gear range capacity.

Features
Stable shifting performance
SHIMANO SHADOW RD
Wider gear range capacity
Max. low sprocket: 36T
Direct mount compatible

Specifcications
Rear speeds: 12
Compatible chain: HG 12-speed
Low sprocket|Max: 36T
Low sprocket|Min: 34T
Top sprocket|Max: 11T
Pulley|Teeth: 11T

Mfr Claimed Weight 
249g