Lewis EB 20-21 4 Piston Hydraulic E-Moto Disc Brake Kit

The Lewis EB 20-21 represents the next evolution in high-power braking for e-MTB and lightweight e-moto platforms. Designed around a large-bore axial master cylinder and a precision-machined 7075-T6 aluminum monoblock caliper, this system combines brute stopping force with refined lever feel and exceptional thermal stability. Whether you’re managing heavy e-bike loads or pushing downhill laps at speed, the EB 20-21 delivers confident, fade-free control lap after lap.

• 7075-T6 CNC Aluminum Construction – Lightweight, rigid, and built for heavy-duty use.

• Dual-Diameter Piston Design (20 mm + 21 mm) – Linear braking response with even pad wear.

• TITAN Ceramic Piston Insulation – Superior heat management and fade resistance.

• Cooling Fin Caliper – Enhanced temperature control for long descents.

• Axial Master Cylinder – Compact, efficient, and easy to maintain.

• Four-Bearing Lever Pivot – Ultra-smooth lever action with zero slop.

• Tool-Free Reach Adjust – Quick ergonomic customization.

• Split Clamp – Simple install with improved lever strength.

• Universal Orientation – Use on either side, front or rear.

• Mineral Oil System – Safe, low-maintenance, and long-lasting.