TiNE Titanium Shimano Rear Derailleur Limit & B-Tension Screws | Ultra-Light TC4 Ti Upgrade

Upgrade your drivetrain with TiNE ultra-light titanium screws, specifically designed for Shimano rear derailleurs. This precision CNC-machined hardware replaces stock limit screws and B-tension screws, delivering weight savings, corrosion resistance, and a premium finish.

Manufactured from aerospace-grade TC4 titanium (Ti-6Al-4V), these screws offer an exceptional balance of strength, durability, and lightweight performance—ideal for high-end road bike builds.

🔹 Key Features

• Ultra-Lightweight Design
  Limit screw: approx. 0.5g each
  B-tension screw: approx. 0.9g each
• Weight Saving vs OEM
  Save up to 1g per screw compared to stock hardware
• Aerospace-Grade Material
  Made from TC4 titanium (Ti-6Al-4V) for high strength and corrosion resistance
• Precision CNC Machined
  Clean threads and perfect fitment for Shimano derailleurs
• Multiple Color Options
  Available in premium anodized finishes for custom builds

🔹 Compatibility

Compatible with Shimano road rear derailleurs, including:

• R9270 (Dura-Ace Di2)
• R8170 (Ultegra Di2)
• R7170 (105 Di2)

🔹 Tool Compatibility

• Limit Screws: 2mm Hex Key
• B-Tension Screw: 3mm Hex Key

🔹 Material

• TC4 Titanium (Ti-6Al-4V)

🔹 Notes

• Please install using manufacturer-recommended torque specifications
• Designed as a direct replacement for OEM screws

Compatibility Check: Due to the complexity of original equipment manufacturer (OEM) parts' models and batches, there may be instances where this product is incompatible.

Upon receiving this product, please compare it with the OEM specifications to ensure compatibility before installation.

Torque Specifications: Install this product strictly according to the torque values specified in the OEM parts manual.Installation Issues: If you encounter any discrepancies with the OEM specifications or face difficulties at the initial stage of installation, stop immediately and contact customer service for assistance with returns or exchanges.

No Forced Installation: Do not force installation under any circumstances.Liability: Any damages resulting from forced installation or unauthorized modifications of this product (or its components) will be the sole responsibility of the buyer.

All products are photographed to accurately represent the colors you will see upon receipt.

Due to differences in lighting, angles, or screen settings, slight color variations may occur.

The actual product should be considered the standard.For "colored" and "blue" products, the coloring process may result in uneven color distribution, making each product unique.