Ultra-narrow, lightweight Ultegra 6701 10-speed directional chain for optimal cassette-to-chainring interaction and maximum power transfer (recommended for use with dual systems only).
Main features - Shimano Ultegra 6701 chain (10 speed, 116 links)
- Chain features a directional design with specifically shaped inner and outer plates to optimize gear changes
- 5.88mm chain width optimized for Super Narrow HG 10-speed drivetrains
- Weight: 267g