Features: These simple slotted caps protect your bolt heads from dust and corrosion. Improves the finish of car wheels. Just put on push onto the rim of your existing rims Nut or bolt for easy installation. Supplied with removal tool. Specifications: Colour: Black, Gray (optional) Material Type: Plastic Quantity: 1 set (20 pieces) Inner Diameter: 17mm Height: 15mm Compatibility: for VW, for AUDI Package Size: 17.5132 cm / 6.9 * 5 * 0.8in Package weight: 95g / 3.4oz Package list: 1 * Set caps (20 pieces) 1 * Tool