Derailleur Shimano SLX Downswing 3x9-speed Fd-M661 34.9 / 31.8mm (Misc.)
Do that for which one buys it. Turns clean, correct setting provided. No major differences on Shimano Deore (only) to be recognized. Should really very very long halten.Würde buy again. Shipping costs 7 euros is something pure Abzocke.Ich beg you peo
