Spare part: Shimano Ultegra RD 6800 GS rear derailleur, GS chain guide axle, complete
Shimano GS derailleur hanger for Ultegra RD-6800-GS rear derailleur.
Herstellerinformation: SHIMANO INC., 3-77 Oimatsu-cho, Sakai-ku, Sakai-shi, Osaka 590-8577, Japan, www.shimano.com | EU contact: Shimano Europe BV, High Tech Campus 92, 5656 AG Eindhoven, The Netherlands, www.shimano.com