The JDM steering wheel hub manufacturer that became famous during the early years of D1 Grand Prix drift events. 
Their premium steering wheel hubs feature dual bolt patterns that can fit both MOMO/Sparco/OMP and Nardi/Personal steering wheels.
Imported from Japan direct. 
 
WB-910 fits ALL 99-05 Miatas WITH airbag (comes with airbag canceller resistors and horn adaptor)