MEXITAL Floating Disc Brake Rotor, 160mm/180mm 6 Bolts, MTB Road Bicycle Rear Rotors Bolts Brake Pad Cycling Accessory 180R

product description: 1.Material: aluminum alloy + stainless steel 2.Diameter: approx. 180 mm / 7 inches 3.Thickness: approx. 1.8 mm / 0.07 inch 4.Bolts: 6 5.Color: red, black 6.Weight: about 146-147g 7.Package: 1 brake disc product features: Excellent braking performance. Made of qualified aluminum alloy and stainless steel, it is corrosion-resistant, non-deformable and has a long service life. The shape of the disc ensures good heat dissipation during heavy braking, reducing brake fading, warping and ensuring rotor life. The floating system design reduces disk warpage at high temperatures and reduces heat transfer to the hub.