Steering wheel adapter. Used for installing aftermarket, 3 Bolt, steering wheels onto you stock VW steering column. Fits: Type 1 (Beetle), 60-74 1/2 Karmann Ghia, 60-74 1/2 Type 3, 61-71 40 Spline I.D Spline Area, .795 O.D. Spline Area, .835