BRAND: CMS MODEL: B1 DIAMETER: 20 WIDTH: 8.5 ET: 40 SCREWS: 5x112 CODE: B186204060SDB APPROVAL: 1306/03 DB HUB: 57.1 FIXING: SPHERICAL R13 IMPORTANT NOTICE: For the purchase of a complete set of wheels (4) , FREE SHIPPING and the centering rings necessary for installation will be included.