These hubcentric spacers are 74.1 car side and 72.6 wheel side which allows you to fit alloys from any bmw to the bmw 5 series 1995 - 2004 e39 model. Our wheel spacers are fully hubcentric, cnc machined from high grade T6061 aluminium billet, we use this material for its great strength and lightweight ability, the spacers are fully approved and tested to well above the industry standard.