1 pcs 60 Slot Steering Wheel Optical Encoder for Logitech G25 / G27 New 8U7Y - Walmart.com
Source 60 slot steering wheel optical encoder for Logitech GT5 G25 old G27 on m.alibaba.com
G25G27Optical Encoder CMLaser.mov - YouTube
For Logitech Old Version G27 G25 Racing Wheel 60 Slot Steering Wheel Optical Encoder 304 Stainless Steel - Accessories - AliExpress
coopertom on Twitter: "I found the culprit! A cracked optical encoder disc. This is why my Logitech g27 steering wheel is losing calibration http://t.co/Kvpyejyf3e" / Twitter
Optical Encoder 60 Slot Wheel precise Logitech G25 / old G27 / Driving Force GT | eBay