S-PARTS Titanium Crank Bolt Kit for BIGROCK RS Lightweight Upgrade

Designed specifically for the BIGROCK RS crankset, the new S-PARTS Titanium Crank Bolt Kit delivers the perfect balance of lightweight performance, durability, and premium style.

Manufactured from high-grade S-Class TC4 titanium alloy, this kit is significantly lighter than standard steel hardware while maintaining excellent clamping strength and long-term reliability.

Finished with advanced PVD coating / anodizing processes, it adds both performance and visual impact to your drivetrain.

Whether you are building a race bike, trail bike, or a detail-focused custom setup, this is the small upgrade that makes a big difference.

Key Features

✅ Designed for BIGROCK RS cranksets
✅ Premium TC4 titanium alloy
✅ Lightweight performance upgrade
✅ High strength and secure fitment
✅ Precision CNC machined
✅ Corrosion resistant
✅ Premium finish quality
✅ Multiple color options available
✅ Smooth threading for easy installation

Torque Spec

• Cap: 15Nm
• Bolt: 40Nm

Material

• S-Class TC4 Titanium Alloy
• High strength-to-weight ratio
• Lighter than steel hardware
• Excellent long-term durability

Package Includes

• BIGROCK RS Crank Cap ×1
• Titanium Main Bolt ×1
• Installation Hardware Set ×1

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.