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Heart rate variability is used to calculate your stress level
Mozzo posteriore: Novatec Boost
eliminando tutte le parti hardware
Weight: 450 gr +/-
Emergency kit (cheek pads) for safe and quick recovery in emergency situations
catena shimano dura ace xtr cn hg901 11s Length:116L Heart rate variability is usedThe SHIMANO Dura Ace XTR HG901 chain is a top of the line model that offers high level performance. It benefits from the best technologies of the Japanese brand, such as the Sil Tec surface treatment that significantly reduces friction for an even smoother and more durable transmission. The asymmetric plates ensure better operation of the front and rear derailleurs for a transmission that supports your performance. Specifications: Sil Tec technology
