XX1 Eagle AXS Rear Derailleur - 12 Speed, Black

RED eTap Rear Derailleur - 11-Speed, Short Cage, A2

Force 10-Speed WiFLi Med Cage Rear Derailleur

Acolyte Rear Derailleur - 8 Speed, Medium Cage

X-Sync Pulley Assembly fits X01, X01DH, X1 and Force CX1 Derailleurs

Dura-Ace RD-R9150-SS 11-Speed Di2 Short Cage Rear Derailleur

Oversized Pulley Wheel System SRAM Red/Force AXS - Coated, Alloy Pulley, Carbon Cage

OSPW X Oversized Pulley Wheel System for SRAM Eagle AXS - Coated, Alloy Pulley, Carbon Cage

Oversized Pulley Wheel System - SRAM 1x11-Speed Type 3 Derailleurs â€" Coated Bearings

SRAM eTap Coated Oversized Pulley Wheel System

OS Wheel System Shimano 9100/8000 Series â€" Coated, Red Alloy Pulley, Carbon Cage,

Shimano 9100/9150 Oversized Pulley Wheel System: Coated, Alloy Pulley, Carbon Cage, Black

XD15 Ceramic Eagle Jockey Wheels/Idler Pulley Set

Shimano 11 Speed Coated Titanium Pulley Wheel

SRAM eTap 3D Printed Oversized Pulley Wheel System

Oversized Pulley Wheel System for Shimano 9100/8000 Series – 3D Printed Titanium Pulley, Coated, Car

XT M8000 11-Speed Shadow Plus Rear Derailleur

Oversized Pulley Wheel System SRAM Red/Force AXS

OSPW X Oversized Pulley Wheel System for Shimano XT M8100/XTR M9100 - Alloy Pulley, Carbon Cage

Oversized Pulley Wheel System for SRAM 1x11-Speed Type 3 Derailleurs

OSPW X Oversized Pulley Wheel System for SRAM Eagle AXS, Black

Shimano 10/11 Speed Oversized Pulley Wheel System

Campagnolo Oversized Pulley Wheel System

SRAM eTap Oversized Pulley Wheel System