Steering wheel adaptor madeto adapt the 6-bolt pattern steering wheel to the tapered,splined top shaft of a steering column. All ididit adaptors will fit most ididit columns as well as most 1969 or newer GM passenger car columns and are secured in place with a single nut. A horn wire is included with most adaptors.

5 and 6-bolt adaptors for Grant and Lecarra steering wheels come with a horn button.

Momo, Dino, Nardi, Diablo and Corvette adaptors do not because the horn button is already included on the steering wheel.

Standard adaptor size is 2.5" deep.