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
Amazon.com: Logitech G27 USB Racing Wheel for PC : Electronics
Amazon.com: Sequential Adapter Gearshift Pad for Logitech G25 G27 G29 G920 Gear Shifter Modification Kit : Video Games
3D file G25/G27/G29 H pattern shifter and sequential mod・3D printable design to download・Cults
Logitech G25 - Wikipedia
Logitech G25 Review (Can you compete on a budget?) - Pro Sim Racer