Bike Disc Brake Sets Front and Rear with Bolts Line Pulling Mechanical Brakes Full Set Calipers for Fixed Gear Replacement 140mm.The whole brake system includes front and rear calipers, left and right brake levers, 2 rotors, 2 sets of 6 bolts and cables.Carefully manufactured high strength aluminum alloy to ensure the stability of brake friction force.Made of high strength alloy steel, not easy to wear, strong heat dissipation performance, porous, faster heat dissipation, reduced heat decay and .Aluminum alloy extended handle bike brake lever fits on 22.2mm/0.87in diameter handlebars.Disc Brake Set is suitable for regular s, mountain bikes, road bikes. High quality repair or upgrade parts.bike disc brake sets mechanical replacement. front and rear Brake Caliper Rotor. Aluminum Alloy mountain road bike universal. brake Cable Brake Lever handle bmx parts. whole brake assembly fixed repair. [Bike Disc Brake Set]The whole brake system includes front and rear calipers, left and right brake levers, 2 rotors, 2 sets of 6 bolts and cables. [High Quality Disc]Made of high strength alloy steel, not easy to wear, strong heat dissipation performance, porous, faster heat dissipation, reduced heat decay and . [Brake Level Clamp Diameter]Aluminum alloy extended handle bike brake lever fits on 22.2mm/0.87in diameter handlebars. [Universal Bike Replacement Parts] Disc Brake Set is suitable for regular s, mountain bikes, road bikes. High quality repair or upgrade parts. [Line Pulling Mechanical Disc Brake]Carefully manufactured high strength aluminum alloy to ensure the stability of brake friction force.