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and style in all weather conditions
Designed with a globally balanced magnetic needle
Engineered with premium synthetic and microfiber materials for lightweight durability and a precise fit
Equipped with a barrel lock closure system
these replacement parts are a must-have for bike shops and individual mechanics seeking to optimize their dropper post's functionality
Shimano Di2 External Battery Mount Base Unit - Compatible, Durable, Secure Tire Width_42 mm and style in all weatherUpgrade Your Shimano Di2 System with the BMR1 and BRM2 External Battery Mount Base Units Optimize your e bike's drivetrain with the Shimano BMR1 and BRM2 Di2 External Battery Mount Base Units engineered for durability, reliability, and seamless power management. Designed specifically for Shimano's cutting edge Di2 electronic shifting systems, these mounts provide a secure, professional solution for external battery installation, ensuring optimal
