High quality Ultegra rear mech by Shimano Works great - only selling as it’s been spare from when I went to di2 Thanks for looking - please check out my other items :)
Compatible Bike TypeRoad Bike, Track Bike, Time Trial/Triathlon Bike, Universal, Hybrid Bike, Tandem Bike, Cyclocross Bike, Trekking Bike, Racing Bike, Mountain Bike, Touring Bike
I have two Moulton bikes, one was fitted with a RD-6600 rear mech about two years ago, and it has worked great, so it was only right that I
fit the second Moulton with the same model and type rear mech. I have no doubt will work on my 9sp setup as expected.