REAR DERAILLEUR, RD-R8000, ULTEGRA, GS 11-SPEED, SHADOW DESIGN, DIRECT ATTACHMENT

Description

* Shimano shadow RD construction* Low profile rear derailleur design, less likely to be damaged in crash* SS: compatible with 11-25 to 11-30 cassttes* GS: compatible with 11-28 to 11-34 cassettes* Weight: 200g (SS), 210g (GS)