XTR RT-MT900 rotors offer stable and versatile braking performance in the most demanding MTB conditions. - Center Lock design (alloy lockring included) - Incorporates Ice Technologies Freeza construction for superior heat dissipation - Compatible with both metal and resin brake pads

- XT-grade 6-bolt rotor - Stainless steel braking surface for long lasting durability - Cutouts help with mud clearing and cooling - Large forged alloy spider supports rotor surface, increasing rigidity and heat dissipation while reducing weight - Comes complete with mounting hardware

Shimano's SM-RT64 disc brake rotors deliver powerful and consistent braking performance in all riding conditions. SHimano's Center Lock mounting system makes installing and removing disc brake rotors quick and easy thanks to the spline mount and lock ring design. - Compatible with both resin and metal pads - Includes external type rotor lockring

Shimano 105 BR-R7070 Ice Tech Disc Brake Caliper Flat Mount Utilizing Shimano’s lightweight and sleek flat mount design, the BR-R7070 hydraulic disc brake caliper features premium stopping power and aerodynamics for road applications. The new SM-RT70 rotor offers Ice Technologies construction for excellent heat management for confident performance on the longest descents. - Increased rider control in all conditions - Sleek Flat Mount design integrates seamlessly into a road bike’s aero profile - Ceramic pistons - Recommended brake lever: ST-R7020, ST-R7025 - Recommended rotor: SM-RT70 - Caliper fixing bolt (4 mm) made of steel - Application: Cyclocross, Gravel, Road - Brake Type: hydraulic, 2 pistons - Hydraulic Fluid: mineral oil - Hose: SM-BH90 (not included)

With a focus on reduced weight and cross-country tuned stopping power, Shimano Deore XT brakes provide intuitive modulation so that you can explore your limits with confidence. The levers feature an optimized lever axle position, refined ergonomics, and increased rigidity thanks to an additional handlebar contact point. The BR-M8120 4-piston calipers are designed for tough enduro trails and include heat-dissipating finned metal pads. - 10% stiffer than previous generation M8000 even under high-temp conditions - Quicker brake engagement with a shorter free stroke - Tool-free reach adjustment - Free stroke adjustment - I-SPEC EV Clamp Band - Brakes are pre-bled for convenient installation

The Ultegra BR-R8170 disc brake caliper brings a new level of control to the road cycling world with enhanced modulation and a quicker initial braking point. Despite its smaller construction, the system is quiet and easy to maintain. - Wider pad clearance decreases brake noise - Maintenance-friendly bleeding process

Shimano Altus BR-CT91 cantilever brakes offer confident and reliable braking at a convenient price point. - Brake Lever Actuation: Short Pull - Brake Mount Type: Canti Studs - Material: Aluminum - Pad Attachment Style: Threaded Post - Weight: 204g

The Shimano BL-MT200 Hydraulic Disc Brake Lever and BR-MT200 Disc Brake Caliper - Brakes are pre-bled - Hydraulic hose included - Rotor not included