About product
Tektro Gemini HD-M3520 – Front Hydraulic disk brake 900 mm
The Tektro HD-M3520 is a powerful and reliable front hydraulic disc brake with a 2-piston caliper, designed primarily for mountain bikes and electric bikes. It provides powerful and well-controlled braking and is especially suitable for e-bikes with a mid-drive motor.
The system is easy to install, adjust and maintain. It is equipped with an aluminum brake lever with reach adjustment and a 2-piston caliper made of forged aluminum.
Main features
Front hydraulic disc brake
2-piston brake caliper
Powerful and well-controlled braking
Suitable for MTB and e-bikes
Recommended for e-bikes with mid-drive motor
Easy to install, adjust and maintain
Forged aluminum brake caliper
Aluminum 2-finger brake lever
Brake lever reach adjustment
One-piece lever clamp
Black color
Technical data
Position: front
Brake hose length: 900 mm
Brake caliper: 2-piston, forged aluminum
Brake hose: Ø 5.0 mm
Brake lever: forged aluminum, 2-finger
Brake pads: P21.11, 5 mm, organic compound
Recommended brake discs: Tektro TR-17 (6-bolt), TR-45 / TR-45A (Center Lock)
Brake disc thickness: 2.3 mm
Weight: 320 g (without disc, adapter and mounting screws)