The Shimano RD-5700 Tension and Guide Pulley Set is a genuine Shimano replacement part for Shimano rear derailleurs.
Compatible with the following rear derailleurs 5700, 5600, 5501, 5500, 4500, 4400, 3400, 3300, M662, M601, M600, M592, M591, M581, M580, M571, M570, M531, M530, M511, M510, M430, M330, T661, T400, T300, F800, F700, C810, MC20, MC18, CT-S500.