Accommodates tires up to 700c x 51 mm or 650b x 61 mm. A 12 mm thru axle (not included), flat-mount brakes, three-pack mounts, dynamo cable routing, and fender mounts (700c x 45 mm tire clearance with fender). Compression plug included. Brand new but with some shop scuffs here and there. Uncut 350mm steerer.