This shift knob fits all B5 A4/S4, C5 A6, B5 Passat and older Audi/VW vehicles with a 12mm x 1.5 threaded screw on knob, and weighs in at 8 ounces total.
INCLUDES THE FOLLOWING - Weighted delrin shift knob, weighted steel insert (12mm x 1.5 thread fits all A4, S4, A6, Passat and other VW/Audi vehicles with screw on knob), set screw for adjustments, plastic boot spacer, and low strength thread locker.