With Milan-San Remo in the books, Classics season is truly in full swing. The one-day specialists are headed to Belgium for a full slate of racing on bumpy terrain. After a midweek appetizer on the cobblestones of Dwars door Vlaanderen, this weekend will see riders contesting the Record Bank E3 Harelbeke on Friday and Gent-Wevelgem on Sunday.Featuring many of the same iconic cobbled climbs as the Tour of Flanders, E3 is a perfect tune-up race, but it's earned its place as a coveted Classics prize in its own right. The list of recent champions more than lives up to the race's WorldTour billing. Former winner Peter Sagan (Bora-Hansgrohe) will be among the top favourites again this year, as will Greg Van Avermaet (BMC Racing), Sep Vanmarcke (Cannondale-Drapac) and at least half of the Quick-Step line-up.Gent-Wevelgem is the older of the two races and has long been a favoured battleground for the fast finishers, but impressive attacks in recent editions have denied the sprinters their chance to battle for...