DT Swiss GRC 1400 Rear Wheel - 650b 12 x 142mm Center-Lock HG 11/XDR Ratchet 36 SL BLKDT Swiss GRC 1400 Rear Wheel 650b 12 x 142mm Center Lock HG 11 XDR Black. Introducing the Gravel racing GRC 1400. With a holistic approach of engineering DT re thought the characteristics of a modern benchmark setting gravel wheel set. Aerodynamic efficiency ideal support of wide gravel tires leading to comfort and traction off road as well as remarkable durability are only some of the key features that make this wheel set the perfect companion for