Shifter Gearshift Adapter Set for Logitech G25 27 G29 G920 Racing Steering Wheel | eBay
Logitech G25 review: Racing feelings! - BeRacer.com
H-Shifter MOD for Logitech G25/G27/G2 improve feel from Tiger on Tindie
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
3D file G25/G27/G29 H pattern shifter and sequential mod・3D printable design to download・Cults