This grey plastic knob is designed for the ventilation valve of classic Citroëns such as the 2CV, 11CV, and 15CV, produced until July 1952. The knob offers an authentic look and functionality, matching the interior of these iconic vehicles. The durable plastic material ensures long life and easy maintenance. Ideal for restoration projects or as a replacement for worn parts, this knob will help your classic Citroën maintain its charm and originality.