Fulcrum WIND 42 Rear Wheel - 700 12 x 142mm Center-Lock Black XDRFulcrum WIND 42 Rear Wheel 700 12 x 142mm Center Lock Black XDR. Designed with the goal of balancing performance and comfort the Wind 42 guarantees fluid handling and versatility. These wheels are not solely for road use as they can also handle light off road riding too (ASTM category 2) so your ride can extend beyond traffic congested roads. The Wind 42 inherits many of Fulcrums proprietary technologies to offer a superior ride feel compared to the