The Midnight Special is an endurance road bike designed to provide comfort and speed on those all-day rides that extend well beyond fresh pavement. It excels on pot-holed, deteriorating pavement and the occasional long stretch of gravel. The Midnight Special's 700c tires eat up road chatter and absorb all the bumps in the road for a much more comfortable ride.- 100% Surly Chromoly frame, main triangle is double-butted; 1-1/8" threadless Chromoly fork- Rack, fender, and three sets of water bottle mounts- Flat-Mount disc brakes- 44mm head tube- Tire Clearance: 27.5 x 2.35" (w/o fenders), 700c x 42mm (w/o fenders), 650b x 50 (w/ fenders), 700c x 38mm (w/ fenders) Weight: 8 lb 10 oz for 56cm