I am getting my first bike and I don't know too much about what is good in the biking world, so some help would be much appreciated. The two choices I have are the Gravity Liberty CDX for $499 on bikesdirect and I have someone willing to sell me a 2011 Marin Lombard for about $500 that is used.
http://www.bikesdirect.com/products/...iberty_cxd.htm The Gravity
http://www.bikepedia.com/QuickBike/B...e#.UTMVpDA-mms The Marin
Much thanks in advance!