NRG's short hub boss kits feature a slim design, allowing you to fit combinations of a deep dish wheel or quick release kits while still keeping the wheel at a comfortable distance.
These kits use a 70mm PCD so they are suitable for a wide range of steering wheels including NRG and Momo style wheels.
For Nardi wheels you will require the following adapter:
This is for Mazda RX7, RX8 and MX5 (NA,NB)