BRATE ANGRENAJ SHIMANO DURA ACE FC-R9100-P POWER METER 175MM Ofertă specială

Chosen by the best climbers, sprinters and triathletes in the world, the DURA-ACE R9100 crank is lighter but at the same time increases the transfer of power to the maximum. Its new design and iconic appearance are suitable for race-specific disc brake systems while offering a wide range of gears and crank lengths. The addition of a reliable, precise and waterproof power meter makes this crank an even more valuable tool for demanding cyclists. Equipped with a rechargeable lithium-ion battery, left / right balance and Bluetooth LE / ANT + connection, the Shimano DURA-ACE power meter sets a new standard in the field of cycling data collection.

• – Integrated design
• – Reliable electrical system
• – Maximum waterproofing in all conditions
• – Easy maintenance
• – Integrated rechargeable battery
• – Extended battery life for trouble-free operation
• – Easy replacement of crowns without compromising power performance
• – Adequate distance from the frame
• – Sufficient play with the direct mount brake caliper
• – Precise data collection
• – ± 2% (300W, 90 rpm) precision of the power measured with a strain gauge over the entire range
• – Stable power measurement system at various coupling positions
• – Active temperature compensation
• – Proprietary strain gauge
• – Automatic compensation via software
• – Battery: rechargeable, lithium-ion
• – More than 300 hours of running
• – Quick response and stress-free operation
• – Quick start
• – Simple reset with ignition transmitter
• – Direct response
• – Left and right side connected with cable
• – Magnet based cadence
• – Bluetooth®LE and ANT +
• – Wireless firmware update system
• – Compatible chain: HG-EV 11-speed/ HG-X11
• – BCD: 110 mm