The 108A64217 brake disc is synonymous with reliability Supersport discs are available with a 34-mm-high braking surface and thickness increased to 5.5 mm. Completely floating, they consist of the heat-treated steel band, capable of withstanding extreme thermal-mechanical stress, and the aluminium alloy hub carved from a billet. Brembo quality Safety Performance Exclusive style For track use only Racing inspired Sports driving Diameter 320mm Thickness (TH) 5,5mm Number of holes 4 Hole diameter 8,5mm Centering (B) 109mm Type Floating Offset (A) 5,5mm Surface width 34mm Weight 2g Units per box 1 EAN code 8020584607053