ROCKBROS Wireless Electronic Derailleur System for 7-13 Speed Bikes

ROCKBROS Wireless Electronic Derailleur System for 7-13 Speed Bikes

$529.99

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Wireless Connectivity: Seamless connection supporting 7-13 speed gear freewheels. Durable Build: Made of lightweight aluminum alloy for long-lasting performance. Magnetic Charging: Fast charging with 800mAh capacity in just 2 hours. Multiple Cage Versions: Available in long, short, and super short cage versions. Easy APP Pairing: Convenient mobile app for pairing and battery status updates.

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