SHIMANO 105 REAR DERAILLEUR 12s RD-R7100 Nutrition Brand_UCAN get a readiness score based

get a readiness score based on your sleep quality

Offering superior vibration absorption and reduced pressure on your hands

which are some of the most comfortable and ergonomic hex wrenches we've ever used

Code R/RSC (B1)

SHIMANO 105 REAR DERAILLEUR 12s RD-R7100 Nutrition Brand_UCAN get a readiness score basedThe SHIMANO 105 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. BENEFIT Stable shifting performance BENEFIT SHIMANO SHADOW RD BENEFIT Wider gear range capacity BENEFIT Max. low sprocket: 36T BENEFIT Direct mount compatible