Spider Boost (BDU4XX)

Unlock precise control and enhanced power delivery on every ride.

You demand reliability and performance from your drivetrain, and the Spider Boost (BDU4XX) delivers exactly that. Designed to optimize your bike’s efficiency, it ensures smooth power transfer with a 52 mm 4-arm chainline that aligns perfectly with your setup. The 104 mm bolt circle diameter provides a robust and stable connection, giving you confidence when pushing your limits. Whether you’re navigating urban streets or challenging trails, this component adapts seamlessly to your riding style, minimizing drivetrain wear and maximizing responsiveness.

Key Features

Engineered for riders who demand precision, the Spider Boost (BDU4XX) features a 52 mm 4-arm chainline that enhances chain alignment and reduces friction. Its 104 mm bolt circle diameter ensures compatibility with a wide range of cranksets, delivering a secure fit and consistent performance. Crafted with durability in mind, this component withstands rigorous use while maintaining optimal stiffness, allowing you to maintain control and power output in every situation.

Technical Specifications

• Chainline: 52 mm
• Arm count: 4
• Bolt circle diameter (BCD): 104 mm
• Material: High-strength alloy
• Compatibility: Standard 4-arm cranksets
• Weight: Optimized for performance
• Finish: Precision-machined surface

Frequently Asked Questions