Enduro 6806 ABEC-3 Steel Bearing /each (30x42x7mm - for 30mm spindle; BB30/PF30/etc.) parts-headsets Chainring is designed specifically for

Chainring is designed specifically for Eagle chains and drivetrains

and these tubeless wheels employ a modern 25 mm inner rim width suitable for tires up to 50 mm wide

Feature Specification Series Dura-Ace R9200 Compatible Model RD-R9250 (12-Speed Di2) Bearing Type Precision Sealed Bearings (Both Pulleys) Drivetrain Efficiency Friction-free

For those who prefer dual recording

Median weight without a cleat is 305g per shoe

Enduro 6806 ABEC-3 Steel Bearing /each (30x42x7mm - for 30mm spindle; BB30/PF30/etc.) parts-headsets Chainring is designed specifically forGrade 10 Chromium Steel Balls 52100 High Carbon Chromium Alloy Races Listed as Bearing # ID x OD x W