Specification: Item Type: Staggered Wheel Spacers Kit Material: 6061-T6 Aluminum Hardness Level: 12.9 level Cone Mouth: M12 x 1.5 Flange: 15mm/0.6in 2pcs+ 20mm/0.8in 2pcs Wheel Spacer Specifications: Quantity:4 Pcs Bolt Pattern:5x120mm Thickness;15mm/0.6in & 20mm/0.8in Hub Bore:72.56MM/2.9in Wheel Bore:72.56MM/2.9in Material:Forged Billet 6061 T6 Aluminum Finish:for RAW Aluminum Lug Bolt Specifications: Quantity:20 Pcs Thread Pitch:M12x1.5 Shank Length:45mm/1.8in & 50mm/2in Seat:Conical (Acorn) 60 Degree Taper Finish:Tripple Plated Chrome Material:12.9 Grade Hex Size:17MM/0.7in Drive Fitment: Fit for 1 SERIES E82 E88 128i, 135i, M1, 1M COUPE Fit for 3 SERIES E30 M3 Fit for 3 SERIES E36 318i, 318is, 318ti, 325i, 325is, 328i, 328is, M3 Fit for 3 SERIES E46 323ci, 323i, 325ci, 325i, 325xi, 328ci, 328i, 330ci, 330i, 330xi, M3 Fit for 3 SERIES E90, E91, E92, E93 325i, 325xi, 328i, 328xi, 330i, 330xi, 335d, 335i, 335is, 335xi, M3 Fit for 5 SERIES E28, E34 525i, 528e, 530i, 535i, 535is, 540i Fit for 5 SERIES E60, E61 2004-2010 525i, 525xi, 528i, 530i, 530xi, 535i, 535xi, 545i, 550i, M5 Package List: 20 x Bolts 4 x Wheel Spacers 1 x Sleeve