Lewis EB 20-21 Axial Cylinder 4 Pistons Brakes
Material: 7075 Aluminum
Piston: 4 pistons (2x20mm, 2x21mm)
Mineral Oil
Compact and Lightweight Design: Engineered to excel in demanding braking scenarios without compromise.
Specialized Tuning for EB 20-21 Electric Power Brakes: Optimized brake lever paired with a large monoblock caliper. Delivers a firmer and more robust braking experience with greater versatility.
Aerospace-Grade 7075 Aluminum Components: High-strength, lightweight 7075 aluminum. Crafted through high-precision CNC cutting for superior strength and reduced weight.
20mm + 21mm Asymmetrical Piston Design: Enhances linear braking feel for improved performance.Balanced Pad Pressure Distribution,Ensures even wear and consistent braking effectiveness.
Single brake weight: 334g (without oil hose and brake pads)
Single brake lever: 132g
Single caliper: 202g (without brake pads)
Retail Price: US$329 per set (Front +Rear Brakes),Tax Excluded
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Technology
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Specification
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Tuning & Spare Parts
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EB Series Brake LeversExpertly tuned for electric power-assisted vehicles, offering clear braking feedback and robust stopping power in a compact design, while the EP Series ensures effective brake wear compensation for E-bikes, extending maintenance intervals for enhanced reliability.
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7075 Aluminum AlloyOffers excellent mechanical properties, enhancing the overall tactile feel and performance of the brake system.
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Easily Adjustable Brake Lever ReachSimply rotate the adjustment knob to customize the lever distance for optimal comfort and control.
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20mm + 21mm Asymmetrical Piston DesignEnhances linear braking feel for improved performance.Balanced Pad Pressure Distribution,Ensures even wear and consistent braking effectiveness.
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Minimal Caliper Deformation under High Hydraulic PressureEnsures more stable braking performance in demanding conditions.
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Universal Left/Right Hand DesignAccommodates diverse braking installation preferences for all users.
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New Split clampProvides increased strength for superior .
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Four Precision Bearings at Each Pivot PointEach moving pivot features dual bearings, ensuring stable and smooth operation without play.
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EB 20-21 Brake Caliper Equipped with Cooling FinsOptimized for high-intensity braking, significantly enhancing long-duration braking performance.
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Pistons with TITAN Ceramic InsulationProvides enhanced thermal stability for more consistent braking performance.
| MASTER CYLINDER | |
| Type | Axial |
| Material | CNC 7075T6 Aluminum |
| Color | Black |
| Clamp Type | Split |
| Screws | Stainless Steel |
| LEVER REACH ADJUSTMENT | YES, Tool Free |
| LEVER BLADE | |
| Material | CNC 7075 T6 Aluminum |
| Color | Black |
| CALIPER | |
| Material | CNC 7075 T6 Aluminum |
| Color | Black |
| MOUNT TYPE | Post mount |
| Piston | 2 x 20mm+2 x 21mm, TITAN Ceramic Insulation |
| Screws | Stainless steel |
| Brake Pads | EP-44 |
| Hose | T200 Black braided Oil hose |
| Hose size | Outside Diameter 5mm,Bore 2.2mm |
| Hose length | 90cm front, 165cm rear |
| Hose finish | Black, Braided |
| INTENDED USE | EMTB, E-motorcycle |
| Rotors | HD220-54mm(220mmx3mm), HD220-44mm(180/200/220mmx2.3mm) Recommending Lewis 2.3mm rotors or other brands of 2.3mm -3.0m thick rotors |
| Adapter & Rotor Guard | Not included |
| WEIGHT | Single brake lever 132g, Caliper 202g |
| Oil | Mineral oil |