DT Swiss ER 1600 Spline 23 Front Wheel - 700, 12/15/QR x 100mm, 6-Bolt/Center-Lock, BlackBuilding a wheel that performs well anywhere is the idea behind the ER 1600. The wide rim and superb ratchet drive system bring traction and reliability into the mix and provide a wheel that is perfect for year round riding on road or mixed terrain. The 23mm rim height offers a better climbing wheel while the 32mm height is a stout for those that are hard on their wheels. 350 based Spline hub Straight pull hub and spokes are laced 2 cross Includes