DT Swiss XM 1700 Spline 30 Rear Wheel - 27.5", 12 x 148mm, Center Lock, Micro Spline, Ratchet SL 36, BlackWhen you just want the fun of exploring the mountains, don't search further, the XM 1700 Spline is ready to conquer the roughest terrain without any fuss. Its fast engaging 350 hub is just what you need to tackle technical uphill sections where the bike's reactivity is as important as yours. Built with DT competition race spokes, asymmetric rims light at the front and more resistant at the back this aluminum wheelset has all the versatility you need