The Shimano SLX 1x12-speed rear derailleur features an elegant yet aggressive angled design and an attractive anodised aluminium surface.
The derailleurs feature bigger 13-tooth pulleys and include Shimano’s proven Shadow RD+ low profile technology. The new construction of the low-profile rear derailleur improves shift quality, range of adjustment and chain retention while allowing for a wide range of gearing options
Shadow RD+ For optimal chain retention
RD-M7100-SGS Works with both 12-speed 10-51 and 10-45-teeth cassettes
Pulley size with13T increased for reduced friction