2013 spin bike with adjustable cushion with CE and ROHS approval 13,18,20 and 22kgs flywheel are available 2013 spin bike with adjustable cushion Specification:1.2013 New arrival 2.Indoor cycling exercise bike 3.2 years garranty 4.Independ research bike 5.13,18,20 and 22kgs flywheel are available for option6.adjustable cushion7.high strength double crank spindle Features:1. 20kg flywheel with two ...