This second-generation Luteus builds on its forerunner that’s been extensively proven in top-level cyclocross racing, and is now fitted with 15 mm thru-axle fork ends. The left fork blade is reinforced around the brake mount posts to counteract torsional braking forces even from 180 mm diameter disc-brake calipers; tapered 1 1/8″ — 1 1/2" steerer provides ultimate strength and stable, accurate steering in even the most challenging terrain. Luteus II has clearance for 700c gravel/cross tires up to 44 mm width, or 27. Read more…5″ mountain bike tires up to 2. 1" width.