Specifications: Our patented (HFT)Hi Compressed carbon and polyethylene brake rotors that are SELFCOOLED with tiny HEAT SINKS with coolant flow built into the rotors. They give extra stopping power on O.E stock brake systems of PORSCHE (most Models) BMW and mercedes E class thru SL class. NO need for BIG brakes as these are curently being tested bt Porsche AG, Germany to make them stock. Indicative bulk price US$ 49/pc average on runs of 2000pcs. We are looking for exclusive distributers world wide where we can design them as per the vehicle required. contact us HFT is a registered trademark of ThyssenCossworth AG, Munich, Germany