Boost your XRAY XB4's performance to the next level with the RC Screwz Metal Shielded Bearing Kit! This comprehensive kit replaces your stock bearings with high-speed, metal-shielded bearings, reducing friction for increased speed and a smoother, more efficient drivetrain.

• Specifically designed for the XRAY XB4

• Metal shields protect against dirt and debris

• Low-friction design maximises speed potential

• Includes all bearings for a complete drivetrain upgrade

• Smooth operation for improved handling and control

• Genuine RC Screwz Product