Details This Tension & Guide Pulley Set can be used with Shimano Ultegra RD-6800  rear derailleurs.Genuine Shimano replacement part.

Wide link design 105 double front derailleur for increased rigidity and improved shifting response Wide inner link increased rigidity and takes front shifting performance to a new level, especially under heavy load For 11-speed drivetrains Toggle link design is light action with short lever movement and less effort...

High-quality aluminium derailleur pulleys. Extra stiff for fast shifting. High-quality sealed ball bearing. 11T. Compatible with Shimano 9 and 10-speed and Campagnolo 11-speed.

7-/8-speed compatible13-tooth derailleur wheelsMax. sprocket size: 28-34 teethTotal capacity: 43 teethWeight: approx. 306 g 

The Shimano RD-5800 tension and guide pulley set for SS-type are Genuine Shimano replacement part

Now compatible for 11-30 teeth cassette! The rear derailleur RD-5701 SS has a wide gear ratio with a maximum front difference of 16T and a total capacity of 34T.2 x 10 compatible Wide-Link-Design to reduce shifting...