Surly hubs do kind of suck. The whole concept of adjustable cartridge bearings was bad from the start.

BOOM
http://www.bicyclewheelwarehouse.com...m/prod_62.html
you'll need to add 1 cm of spacers on the rear axle. Their website only lists the rim as being able to fit as wide as 35mm but if you look at mavic's site they approve up to 50mm