Wheel rim size 20 inch. -The Audi A7 similar wheel was modeled with extreme attention to detail and the desire to make it look as close as possible to the actual wheel. -Surface higth quality ,connect and distance surface 0.005 mm. -Model scale 1:1 The download includes the following formats: -IGS -STL -Model -STEP Contact me at any time with any questions or problems. Thank your for choosing my model.