The screw roof fastener 3.5 x 16 is a specific fixing component for the Citroën 2CV, designed to securely attach the roof and body parts. This screw is essential for providing stability and safety to the iconic "Duck" during driving. Made of durable material, it offers resistance to corrosion, making it a reliable choice for long-term use. Measuring 3.5 x 16 mm, it is ideal for precision work, fitting within the specific requirements of the Citroën 2CV, a vehicle renowned for its unique design and character.