I have not found any models of adpater, that mounts either 70mm and 74mm nardi style wheels, so made my own. The adapter height is 30mm. Connects to base by M6 bolts(from original wheel) and to steering wheel M5(nuts are also suitable).
Free STL file Logitech G29 70mm universal steering wheel adapter 🛞・Template to download and 3D print・Cults
For Logitech G29 G920 G923 13/14inch Racing Steering Wheel Adapter Plate 70mm
Logitech Wheel Adapter
Logitech G29 Quick Release - Israel
logitech g920 wheel adapter 3D Models to Print - yeggi
Adapter logitech G27 G29 G920 custom wheel, 3D CAD Model Library
Replacement Sturdy 70mm Steering Wheel Adapter Plate for Logitech G29 G920 G923
G923 best STL files for 3D printing・40 models to download・Cults
Logitech G27 G29 G920 G923 Steering Wheel Adapter 70 Mm Connection
【This Item Includes】1 X Hub Adaptor & 6 X (M5 X .8) Bolts 【Specification】Bolt pattern 6x70mm PCD 【Fitment】Fits 6 X 70mm Bolt Pattern Steering Wheels;
NRG Innovations SRK-LOTH-BL Blue Gaming Steering Wheel Hub Adapter Compatible with Logitech G923 G29 G920 G27, 6 X 70mm Bolt Pattern
13/14inch For Logitech G29 G920 G923 Steering Wheel Adapter Plate 70mm PCD Racing Car Game
For use with Logitech G923, G29, G920, or G27 Racing Wheels. Fits Logitech G923, G29, G920, or G27. Anodized Finish with NRG Logo. 1 X Hub Adaptor.
NRG SRK-LOTH-BL Blue Racing Wheels Hub Adaptor for Logitech G923 G29 G920 G27
logitech g923 wheel adapter 3D Models to Print - yeggi
Replacement Sturdy 70mm Steering Wheel Adapter Plate for Logitech G29 G920 G923