Shimano 12s Di2 Battery BT-DN300 sunglasses

Shimano 12s Di2 Battery BT-DN300 sunglassesThe new DN300 battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12 speed road derailleurs and shifters (if a fully wired option is selected). With the same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames ensuring a clean aesthetic. Now with 3 ports, the DN300 simplifies wiring to front and rear derailleurs, supplying

Smooth PU Cover

creating and field-testing hundreds of iterations

Integrated Carry Pockets: Keep your tools and repair kit organized

Our sub­tle sculpt­ed chain­stays give the frame clear­ance for up to 700 x 40c or 27

Easy identification of the dimensions

We’re so confident in the durability of our Ceramitech bearings that we back them with a Lifetime Bearing Exchange warranty

1” (Large)WEIGHT85 g / 2

Argo puts the rider in a more planted position

Developed and tested with World Tour riders including Elia Viviani

GO ALL OUTKICKR ROLLR’s safety tire gripper has easily adjustable clamps that firmly hold most 700c road tires

Cycling dedicated RIDESCAPE lens optimally tuned for greater contrast and clarity in every riding scene

Main material: Polyamide