DT Swiss ARC 1100 DiCut 50 Rear Wheel - 700 12 x 142mm Center-Lock HG11 Road/XDR Ratchet EXP 36 BLKDT Swiss ARC 1100 DiCut 50 Rear Wheel 700c 12 x 142mm Centerlock HG 11 Road XDR Black. Excellent aerodynamics and safe steering behavior for a decisive competitive advantage; the ARC 1100 DiCut wheels are made to go flat out fast. Drag and steering movements are reduced thanks to the AERO+ rim thats been aerodynamically optimized by Swiss Slide these high end quality wheels are ready to win. DiCut aero hub with 36t ratchet system SINC ceramic bearings