Optimize your bikes stopping power with our Shimano Altus BR-UR300 Hydraulic Disc Brake Caliper Bundle featuring both front and rear flat-mount calipers with resin pads for reliable, smooth braking across any terrain. Crafted with high-quality materials and engineered for durability, these hydraulic brake calipers deliver superior performance and precise modulation, making them ideal for mountain biking, gravel riding, and everyday cycling. Constructed with robust aluminum components and mineral oil hydraulic fluid system, the Shimano Altus BR-UR300 calipers offer consistent, fade-free braking even under challenging conditions. The flat-mount design ensures a clean, lightweight installation compatible with a variety of bike frames, while the resin brake pads provide quiet, low-wear operation and excellent heat dissipation. Designed for versatility and ease of maintenance, these hydraulic disc calipers are perfect for cyclists seeking dependable stopping power with minimal effort. Whether upgrading your bikes braking system or building a new ride, the Shimano Altus BR-UR300 Front and Rear Hydraulic Disc Brake Caliper Set ensures safety, performance, and style in one premium bundle.