Features:Alfine chain tensioner for use with vertical dropouts.Dual pulley design can be used with double front chainring.Maximum front difference 16 tooth.
EW-AD305 SD300 to SD50 conversion adapter,EW-SD300 wires use a slim 3.45 mm diameter plug, they can be connected to the 5.1 mm EW-SD50 wires with the use of EW-AD305 adapter ,Reliable and secure water resistant connection.
Dura-Ace RD-R9100 / R9150 Tension and Guide Pulley SetFits Deore XT Shadow+ Dyna-Sys11 11-speed rear derailleur
This product is a Genuine Shimano replacement partFor GRX RD-RX400 rear derailleur
This product is a Genuine Shimano replacement partFor Alivio RD-M410 SGS type rear derailleur
This product is a Genuine Shimano replacement partFor Deore RD-M6000 GS type rear derailleur
Genuine Shimano replacement part.
This product is a Genuine Shimano replacement part For Altus RD-M370 rear derailleur
This product is a Genuine Shimano replacement partFor Deore XT RD-M786 RD-M781 RD-M780 RD-M773 and RD-T8000 rear derailleurs
This product is a Genuine Shimano replacement part,For SLX and Metrea RD-M7000-11 and RD-U5000 rear derailleurs.
This product is a Genuine Shimano replacement partFor 105 RD-500 GS type rear derailleur