Logitech G27/G29 Wheels and Shifter Compatibility - YouTube
Shifter Adapter for Logitech G25, G27, G29, G920 : Leo Bodnar Electronics
Amazon.com: GSTP PC USB Simulator Shifter Compatible with G29 G27 G25 G920 T300RS/GT Steering Wheel Sequential H Gear Shifter Compatible with ATS ETS Dust WRC Sim Racing Games 7+R Black : Video