Attaquer Vertical Logo Socks - Black Size:S New ZR1 DB hub is

New ZR1 DB hub is engineered in Germany with better seal design for improved durability and quicker response with 66 points of engagement

Intelligent memory circuit remembers the last used brightness level and mode when turned on again7

Wireless communication with the Di2 system

activated by wheel movement

The tool is suitable for 7

Attaquer Vertical Logo Socks - Black Size:S New ZR1 DB hub isAttaquer's high performance cycling socks are specifically designed to ensure that your feet stay fresh, dry, and odour free all day. The addition of chemical free silver yarn woven into the foot bed offers the added benefit of being one of nature's most effective antimicrobial agents, and assists with moisture wicking. Treat your feet to the most advanced, lightweight and comfortable cycling socks on the market. Mfr Claimed Weight TBC