cakram atau rotor ultegra 160mm dan 140mm new

ORIGINAL Shimano with BOX SM-RT800 SHIMANO ULTEGRA - CENTER LOCK - Disc Brake Rotor - ICE TECHNOLOGIES FREEZA - 160/140 mm For superb stopping power in all conditions, SHIMANO ULTEGRA SM-RT800 disc brake rotors deliver consistent braking performance thanks to the ICE TECHNOLOGIES FREEZA construction. With better heat management, the SM-RT800 rotors withstand brake fade on long downhill stretches and provide substantially quieter braking. SHIMANO #39;s CENTER LOCK mounting system makes installing and removing rotors quick and easy with the spine mount and lock ring design. Better heat dispersion than current road-disc systems -New construction provides better heat management than current ICE TECHNOLOGIES FREEZA PRODUCT SPECIFICATIONS BRAND : SHIMANO MODEL NO : SM-RT800 Average weight : 128g (160 mm) / 108g (140 mm) CENTER LOCK