The Steering Wheel Optical Encoder of 60 Slot for G25 / G27 Old Version Driving Force GT Steering Wheels Systems Spare|Replacement Parts & Accessories| - AliExpress
Brass Optical Encoder for Logitech G27 – VAPOD
logitech g27 encoder" 3D Models to Print - yeggi
Steering Wheel Optical Encoder for Logitech G25/Old G27(60 Slot)DFGT Parts Metal | eBay