Backcountry 4iiii Shimano Ultegra 8000 PRECISION 3+ Left-Side Power Meter Grey

Details

• Precision-focused powermeter designed for road, gravel, and indoor training
• Measures power, cadence, and calories with +/-1% accuracy for reliable data
• Lightweight 9g design ensures no added burden during rides
• IPX7-rated waterproofing protects against rain and splashes
• Apple Find My compatibility offers added peace of mind on the go
• Up to 800 hours of battery life for extensive use without interruptions
• Automatic terrain selector adjusts to conditions for enhanced feedback
• Compatible with Shimano cranks for straightforward installation
• Item #FII000P