Feature: Specification: 6 speed flywheel size: Approx. 11.5x11.5x3.2cm/4.5x4.5x1.3in 7 speed flywheel size: Approx. 11.5x11.5x3.5cm/4.5x4.5x1.4in 8 speed flywheel size: Approx. 11.8x11.8x3.7cm/4.6x4.6x1.5in 9 speed flywheel size: Approx. 13x13x4cm/5.1x5.1x1.6in 10 speed flywheel size: Approx. 15x15x4.2cm/5.9x5.9x1.7in Package List: |