General description These high-quality bolt nut covers are designed to enhance the appearance of your car's wheels while providing protection. The set includes 20 pieces: 4 locking caps and 16 regular caps, which correspond to the typical number of tire nuts on a car. Made from durable ABS plastic, these caps effectively cover the heads of screws and nuts, protecting them from corrosion and giving old nuts or bolts a fresh look. Technical specifications Material: ABS plastic Size: 17 mm Quantity: 4 locking caps + 16 regular caps Compatibility and accessories Universal fit for 17 mm hex wheel bolts (except Q7) Installation Easy installation by sliding over the top of existing nuts or bolts