Product details:

These billet polished aluminum column drops fit - Speedway Nostalgia columns, Hot Rod columns, ourstainless steel columns, or your custom 1-3/4 inch O.D. column. For these swinger style drops, the underdash nuts & bolts are included. Each swinger drop has two screws on either side that when unscrewed will detach the lower half of the mount to slide your column through. A hinge at the upper end allows multiple choices of mounting angles.1-3/4 Inch diameter hole2-1/2 Inch drop - Two screws on either side will detach to slide your column through - Polished aluminum construction - Nuts & bolts are included - Note:Column drop lengths are measured from the centerline of the column to the column drop mount surface.