The Shimano Ultegra FC-R8100P is a highly advanced bike crank specifically designed for road cycling. It features an integrated power meter function that provides precise power data to optimize training. With an accuracy of less than 1.5% across the entire calibration range, this crank allows for dual-sided measurement, ensuring a comprehensive analysis of riding performance. The built-in rechargeable battery boasts an impressive lifespan of over 300 hours, enhancing user convenience. The crank is equipped with a Hollowtech II bottom bracket system, which not only reduces weight but also increases riding efficiency. Therefore, the Shimano Ultegra FC-R8100P is an ideal choice for cyclists who value precision and performance.

• Integrated charging port for EW-EC300 for easy recharging
• Active temperature compensation for automatic adjustment to temperature changes
• Compatible with 12-speed HG chains for versatile applications
• Hollowtech II design for reduced weight and improved efficiency
• Simple zero-point calibration for user-friendly handling.