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The Engine of the 11-Speed Drivetrain is the Chain. It has been designed to eliminate all friction with the sprockets adjacent to those in operatio...
View full detailsSILENCE ACTION. THE NEW CHORUS 11-SPEED CHAIN IS QUIETER THAN EVER. The new 5.5 millimetre thickness has been combined with new materials and a spe...
View full detailsThe Engine of the 11-Speed Drivetrain is the Chain. It has been designed to eliminate all friction with the sprockets adjacent to those in operatio...
View full details