COMPATIBILITY LIST INCLUDED : 5x120 Wheel Spacers Fit for 1996-2003 for bmw 530i 1997-2003 for bmw 540i SUPERIOR SAFETY AND STABILITY : Hubcentric wheel spacers 5 LUG Wheel Spacers 20MM - support and center the wheel to better resist impact loads from different road conditions and eliminate the risk of vibration.CNC automatic processing technology is used to ensure high precision and stability. The 10.9 stud can reach a tensile strength of 1000MPa, providing better structural support and safety.strict quality control, improve vehicle handling and stability, and prevent roll STRICT QUALITY PERFORMANCE : The 20mm WHEEL SPACERS HUBCENTRIC are made of high-quality forged 6061-T6 billet aluminum alloy and CNC precision machining, and the surface anodized coating can also protect the metal surface from environmental erosion under extreme conditions.CNC automatic processing ensures high accuracy and stability. These forged 6061 t6 aircraft aluminum wheel spacers are stronger STRICT QUALITY PERFORMANCE : The 20mm WHEEL SPACERS HUBCENTRIC are made of high-quality forged 6061-T6 billet aluminum alloy and CNC precision machining, and the surface anodized coating can also protect the metal surface from environmental erosion under extreme conditions.CNC automatic processing ensures high accuracy and stability. These forged 6061 t6 aircraft aluminum wheel spacers are stronger CHECK BEFORE YOU PURCHASING : 5x120mm spacer Even if a vehicle is listed as being compatible, buyers still need to check: 1) Wheel studs are 12x1.5mm threads; 2) You have more than 20mm of space between your fender and your wheel/tire; 3) Your factory wheel studs are shorter than 20mm (NOTE: If your wheel studs are too long, you may need to grind/trim the stud down to fit); 4) Wheel center bore needs to be no smaller than 74.1mm Specifications:
Thickness:20mmThick
Vehicle Bolt Pattern:5x120mm
Wheel Bolt Pattern:5x120mm
Thread Pinch:12x1.5
Inner Diameter:74.1mm
Outer Diameter(5.826 inch).
Compability:

Your Factory wheel studs may extend past the surface of the wheel spacers. In this case you will need to:
1) Shorten the factory studs
2) The wheels need to have the open slots (cavities) between mounting holes.
3) Purchase a set of shorter studs and replace them with the factory studs.
What's in the box:
2 Wheel Spacers + 10 Wheel Lugs