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Team Cycles£139.00Visit shop Shimano Unisex Black Saint Br-M820 Bled I-Spec-B Compatible Calliper Disc Brake Front Right
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The Shimano Saint M820BBLF is a high-performance disc brake engineered for gravity-focused mountain bikers and downhill racers who demand maximum stopping power and tactile feedback. It features a unique 1.5-finger ergonomic lever and the Servo Wave mechanism, making it ideal for aggressive trail navigation where precision is critical; however, users should note that its heavy-duty construction makes it significantly heavier than cross-country or trail-specific braking systems.
| Series | Saint |
|---|---|
| Model Part Number | M820BBLF |
| Brand | Shimano |
While technically possible, the Saint series is designed for heavy-duty gravity riding; they are heavier and more powerful than necessary for XC bikes.
Only use genuine Shimano mineral oil. Never use DOT fluid, as it will destroy the internal seals of the brake system.
The lever is part of the master cylinder assembly. Brake pads are typically included with the corresponding Saint calipers, not the lever itself.
It provides a balance between the power of a full-finger lever and the ergonomics/control of a shorter lever, allowing for a secure grip during technical descents.
No, this model is 2nd generation I-spec-B compatible. You may need an adapter or a compatible shifter to mount it directly to the lever.
Air is likely trapped in the system; perform a full one-way bleed using the funnel tool and Shimano mineral oil.
Clean the rotor with isopropyl alcohol and check the brake pads for contamination; if contaminated, they may need to be replaced.
Clean the dial mechanism with a light degreaser and ensure no debris is stuck in the threads of the adjustment knob.
Installation requires standard post-mount brake adapters. Ensure your brake rotors are compatible with metallic or resin pads as per your specific rotor ratings. For the best performance, pair these brakes with Shimano Saint-series specific calipers. Maintenance should be performed using genuine Shimano mineral oil; never use DOT fluid as it will damage the seals. The one-way bleed system is best utilized with the official Shimano funnel kit, ensuring the bike is mounted in a stable stand with the master cylinder positioned at the highest point to effectively purge bubbles from the lever reservoir.
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