Features: The wheel lock lug nut is used to remove or lock the wheel anti-theft screw. Match key pattern to the locking lug nuts on your vehicle. Made of quality material that is wear-resistant and durable and rustproof. With 17mm nut socket, the outer cover protects the paint surface of wheel lock lug nut when removing or installing tires on the car. Not intended for use with an impact wrench. This is a non-OEM product, accessory only! Specification: Condition: Brand New Wheel Lock Lug Nut Dimension: 41x29mm / 1.61"x1.14"(H*D) Nut Socket Protector Dimension: 79x26mm / 3.11"x1.02"(H*D) Inner Diameter: 24mm / 0.94" Color: Silver Tone, White, Blue Material: Metal Fitment:for Mercedes BenzNote: To save your time, please carefully check and compare the shapes and marks of wheel lock keys pictured before purchase. Please allow 1-2cm differences due to manual measurement. Package Includes: 1 x Wheel Lock Lug Nut 1 x Nut Socket Protector