OUTER MAGNETIC CONTROLL ,BELT DRIVE,2011 new commercial bikes 2011 giant bikes:1.PRODUCT SIZE:L1240*W580*H1350mm2.CARTON SIZE:1067*312*833mm3.G.W/N.W:65/59.5kgs4.LOADING:193/175/85sets5.WEIGHT OF WHEEL:20KGS6.FEATURE:OUTER MAGNETIC CONTROLL ,BELT DRIVE7.MAX LOAD:150KGS 2011 hot sale bikes fitness equipment