Enhance your bike’s braking performance with this premium Bike Disc Brake Kit, featuring high-strength aluminum alloy disc brake calipers and durable stainless steel brake discs. Designed for stability and precision, this kit ensures efficient and reliable braking for both front and rear wheels, suitable for various bike models requiring disc diameters ranging from 140mm to 180mm. Key Features: · High-Strength Aluminum Alloy Construction: The one-piece disc brake caliper offers exceptional sturdiness and durability, providing stable brake friction and powerful braking performance. · Precise and Controllable Braking: Equipped with a finely tuned cable system that delivers direct force transmission without breakage. The crimping cover screw is designed to remain secure and resist loosening for consistent control. · Efficient and Quick Replacement: The long rectangular opening allows for swift and efficient brake pad replacement, reducing braking stroke and maintaining excellent brake feel during rides. · Wire Core Fine Tuning Knob: Features an inner rigid and outer plastic wire tube bushing with screw rotation fine tuning, enabling compact brake adjustment for optimal braking performance. · Complete Set for Front and Rear Brakes: Front brake calipers available in F160 and R140 sizes and rear ones in F180 and R160, where the numbers indicate the disc diameter in millimeters, ensuring compatibility with multiple bike setups. Specifications: · Item Type: Bike Disc Brake Kit · Material: Aluminum Alloy Disc Brake Caliper, Stainless Steel Brake Disc · Front Brake Disc Diameter: 160mm / 140mm · Rear Brake Disc Diameter: 180mm / 160mm · Disc Brake Caliper Size: A Pillar approx. 74.2mm (2.9in), B Pillar approx. 51mm (2.0in) · Brake Disc Size: Diameter approx. 160mm (6.3in), Thickness approx. 1.8mm (0.1in), Hole Spacing approx. 44mm (1.7in) This Bike Disc Brake Kit is engineered to deliver stable, strong, and accurate braking power with easy maintenance and fine adjustments. Its robust materials and thoughtful design make it an excellent upgrade for cyclists seeking enhanced safety and control on the road or trail.