Shimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A EVO Laser cut and double-disc ground

Laser cut and double-disc ground from high carbon stainless steel

pair with your smartphone

Ring Position/Type Chain Retaining Single Ring Tooth Count 26 Round or Oval Round Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Offset 3 Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 170/177 Hubs Chainline/Hub Compatibility 190/197 Hubs Chainline/Hub Compatibility 150/157 DH Hubs Chainline/Hub Compatibility 157 Super Boost Hubs Chainline/Hub Compatibility 141/148 Boost Hubs Material Aluminum Defined Color Green Direct Mount Type Direct Mount CINCH

35” Ground Control tires for a plush feeling and lots of grip

Avid Elixir compound organic

Shimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A EVO Laser cut and double-disc groundShimano BMR1 and BRM2 Di2 External Battery Mount Base Unit A. Shimano Di2 External Battery MountsAll Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com