Amazon.com: Obokidly DIY Sequential Shifter Knob mod Upgrade Modification Steering Wheels Accessories Parts Set for Logitech Shifter Gear Shift Knob for G29/G25/G27 for PXN A10 Compatible with PC for ATS & ETS2
Logitech G29 G920 G27 G25 Shifter Stiffener Mod | eBay
Sequential Shifter Mod for Logitech G29 H-shifter 3D model 3D printable | CGTrader