Shimano's SLX disc rotors provide a sturdy and reliable braking surface to slow you down. The design is optimized to clear mud and dirt from the system and it rides on a light, yet rigid Centerlock spider. The finned shape of the rotor provides continuous heat regulation to keep braking power consistent and improve pad life.

Shimano Deore XT RT-MT800 Center Lock disc brake rotors feature an advanced heat-dissipating design. - Rotor construction uses Shimano Freeza technology to boost heat dissipation and reduce fade - Quick and easy installation with spline mount and lock ring (included) - Compatible with metal and resin pads

- Increased Overall Braking Performance - Integrated Sleek Low-Profile Caliper Design - Comfortable Riding With Wider Tire On Rough Road - Better Clearance With Wider Tire - Compatible With 28C Tire Size - Intuitive Braking Control - Smooth And Light Operation - SLR-EV Technology

Stainless steel rotor designed for smooth and quiet braking with any disc brake caliper.

With a focus on reduced weight and cross-country tuned stopping power, Shimano SLX M7100 brakes provide intuitive modulation so that you can explore your limits with confidence. The levers feature an optimized lever axle position, an additional handlebar contact point for greater stiffness, and refined ergonomics for rider comfort. At the caliper end, a 2-piston design provides lightweight braking performance and is combined with quicker piston retraction. - 10% stiffer than previous generation M7000 even under high-temp conditions - Quicker brake engagement with shorter free stroke - Tool-free lever reach adjustment - I-SPEC EV Clamp Band enables optional integrated shifter setup

Shimano Ultegra R8070 flat mount hydraulic disc brake caliper. - Model Number: BR-R8070 - Brake Type: Hydraulic disc brake - Average Weight: 280 g/pair - Greater rider control in all conditions - Hydraulic disc brake provides the next stage of control - Sleek integration into a road bike's aero profile - Designed to integrate seamlessly with a road bike's profile - Flat mount hydraulic type - Better heat dispersion than current road disc systems (SM-RT800) - New construction provides better heat management than current ICE TECHNOLOGIES FREEZA

- T100 Sintered Metallic: long-life, all-condition compound - T106 Semi Metallic: no-bed, shorter-life, quieter compound - Set includes one pair of pads with retention clip

SRAM's CenterLine rotors are light-weight, quiet, smooth and robust, featuring a two-piece design with an aluminum center and steel brake track.

Shimano's XT rotors utilize their patented Center Lock mounting system for super quick and easy mounting. The various sizes give you total freedom of choice over the delicate balance of power versus weight. Plus, the star design reduces weight and maximizes brake pad life, too.

- Model Number: BR-R3000 - Series: SORA - Brake Type: New Super SLR Dual pivot - Reach: Short

With a focus on reduced weight and cross-country tuned stopping power, the Shimano Deore XT BL-M8100 levers provide intuitive modulation so that you can explore your limits with confidence. They feature an optimized lever axle position, refined ergonomics, and increased rigidity thanks to an additional contact point. - 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

These powerful 4-piston brake sets instill greater downhill confidence and control with a 20% increase in braking power over current 2-piston BR-MT400 brakes. The BR-MT420 calipers feature consistent braking performance and reliable stopping power in all weather conditions. Additionally, they feature a sleek design inherited from MTB racing components.

• 2-finger aluminum lever blade with aluminum master cylinder • I-spec II shifter compatible brake lever with narrow, hinged clamp band for increased bar space • Adjustable reach and free-stroke • Servo wave mechanism provides greater braking power with less effort • Brake caliper, hydraulic line, hydraulic fittings, and mineral oil all sold separately

SRAM's Centerline Rotor delivers consistent, quiet and powerful braking. The rotor has a consistent center of friction throughout rotation to minimize vibration, so the only thing you'll notice about your brakes is how well they perform.

Shimano Ultegra R8010 direct mount seat stay rear break caliper. - Direct mount brake - Direct brake mounts connect directly to the frame to reduce redundant parts and increase overall braking performance - Sleek design - Narrower gap between arms - Wider clearance with larger tire sizes - Compatible with wider 28C tire size - Model Number: BR-R8010-RS - Series: Ultegra - Brake Type: Direct mount type - Average Weight: 172 grams

Smooth, controlled braking is yours with Avid's HS1 Rotor. It utilizes cross-drilled technology to dissipate heat, save weight, and give you a consistent feel at the lever and predictable speed control in all conditions.

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

Shimano XT RT86 6-Bolt Disc Rotor - 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors - Aluminum spider - Includes rotor fixing bolts and non-turn washers - Hub/Disc Compatibility: 6-Bolt Disc - Weight: 173 g - Rotor Size (mm): 203 mm - Rotor Type: Two Piece - Pad Compatibility: All Pad Compounds

Shimano's Deore XT Ice-Tech rotors utilize the industry standard 6-bolt mounting system for secure mounting. These rotors use an aluminum core with steel outer plates to better control the temperature of the braking surface. This means quieter braking and, more importantly, less fade on long downhills and improved pad life. The various sizes give you total freedom of choice over the delicate balance of power versus weight.

Shimano XT RT81 Centerlock Disc Rotors - 3-layer structure with aluminum core and two stainless steel outer layers reduces rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors - Aluminum spider - Includes standard type rotor lockring - Requires external-type rotor lockring when installing onto 15/20mm axle hub

Shimano's XT Ice-Tech rotors utilize their patented Center Lock mounting system for super quick and easy mounting. These rotors use an aluminum core with steel outer plates which reduces the temperature of the braking surface. This means quieter braking, and more importantly, less fade on long downhill sections and improved pad life. The various sizes give you total freedom of choice over the delicate balance of power versus weight.

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

Shimano BR-M375 Mechanical Disc Brake Caliper - Pad adjust tool size unified to 5mm allen key - Quick/fast assembly - Light braking operation for easy/long riding - Clean cable routing in combination with both chain stay and seat stay mount - Brake power same as BR-M416A - 20% pad clearance increase - Cable actuated - Single 74mm caliper - For use with Linear-pull MTB levers - B01S Resin Pads - Rotor not included - Frame or fork mount adapter and rotor not included - Brake Caliper Type: Post Mount - Brake Lever Actuation: Long Pull

SRAM's CenterLine X rotors are light-weight, quiet, smooth and robust, featuring a two-piece design with an aluminum center and steel brake track. 6-bolt rotors include titanium rotor bolts.

Deore XT M8100 hydraulic disc brakes are designed to provide high-performance braking for a variety of MTB riding styles. - BL-M8100 features a stiffer brake lever design that provides added support for aggressive riding - Servo Wave Action technology means quicker brake engagement with shorter free stroke - The BR-M8120 4-piston caliper is designed for tough enduro trails - Set includes brake lever, caliper, finned metal pads, and hose - Brakes are pre-bled for convenient setup

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

- Adjustable Reach: Yes - Brake Caliper Type: Post Mount - Brake Lever Actuation: Hydraulic - Hydraulic Hose Length: 1000/1700 - Adjustable Contact Point: No - Hydraulic Fluid Type: Mineral Oil - Weight: 418 g