NIUJU Trek Madone SLR & SL Headset Spacer for RSL, Darimo & MCFK

The NIUJU Trek Madone SLR/SL headset spacer is intended for RSL integrated cockpit configurations and selected Darimo or MCFK lightweight handlebar setups. Available material versions include 3D-printed nylon and CNC-machined aluminum alloy, depending on the selected option.

Available Options

Select the exact option that matches your setup:

• 3D Printed PA / A Version: Front Opening Flat Spacer for Madone SLR
• 3D Printed PA / B Version: Top Opening Flat Spacer for Madone SLR
• 3D Printed PA / C Version: Front Opening Raised Spacer for Madone SLR
• 3D Printed PA / Custom Options Available.Contact Us for Details
• CNC Machined Aluminum Alloy / D Version: Headset Spacer for Emonda / Madone SL
• CNC Machined Aluminum Alloy / E Version: Headset Spacer for Emonda / Madone SL

Fitment, Materials & Installation Details

Product Features

Designed for Trek Madone SLR / SL

Compatible with:

• Trek Madone SLR
• Trek Madone SL
• RSL Integrated Handlebar System

Designed for modern Trek aero road bike cockpit configurations.

Compatible with Lightweight Cockpit Upgrades

Designed to work with premium components:

• Darimo integrated handlebars
• MCFK lightweight carbon cockpit systems

Ideal for high-end custom builds and weight-focused road bikes.

Integrated Headset Spacer Design

Provides:

• Cleaner handlebar and frame integration
• Improved cockpit appearance
• Adjustable handlebar height solution
• Professional OEM-style finish

Perfect for riders who want a seamless front-end setup.

3D Printed Nylon Construction

Manufactured using precision 3D printing technology:

• Lightweight design
• Accurate dimensions
• Excellent fitment
• Smooth surface finish

Designed specifically for performance road bike applications.

Custom Height Options

Available for different setup requirements:

• Adjust cockpit height according to riding position
• Optimize fit and comfort
• Maintain clean cable routing appearance

(Custom height options available according to requirements.)

Specifications

• Brand: NIUJU
• Compatibility: Trek Madone SLR / SL
• Handlebar Compatibility: RSL Integrated Handlebar / Darimo / MCFK
• Material: 3D Printed Nylon
• Color: Black
• Application: Integrated Headset Spacer
• Feature: Lightweight / Custom Fit / Integrated Design

Package Includes

• Integrated Headset Spacer ×1

Installation Notes

• Please confirm your frame model and headset specifications before ordering.
• Some original headset components may be required depending on your setup.
• Custom height versions can be made according to your requirements.