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Battery Type Lithium Ion Bracket On handlebar Light Type LED Output 600 lumens Position Front Primary Color Black Run Time Up to 9h Lumen Range 401 - 600 Rechargeable Yes
0 Color Gold Material Aluminum Defined Color Gold S
up to "40mm measured" (frameset clearance) but limited to "36mm measured" by the front derailleur
Steerer Type TaperedLockout Switch CrownBrake Type Post Mount 160Negative Spring AirTravel (mm) 40Offset 51Axle to Crown Length 435Front Axle 12mm Thru x 100mmMaximum Tire Width 50S
The 61k is a fast ski that has shorter pressure zones and wheelbase
Shimano BT-R1A External Di2 Battery Diameter-2.6 Battery Type Lithium Ion BracketShimano Di2 Batteries. Must purchase battery charger and power cable to complete the system. All 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 Shifter Derailleur Compatibility Shimano Ultegra Di2
