Industry Nine Hydra Enduro S Wheelset 28 Spoke XD Freehub 27.5"The most capable wheels in I9 history have worn the Enduro name and the Enduro S does the pedigree proud. Enduro S is handbuilt for the long haul with 28 straight pull spokes, a proven rim profile and Hydra equipped hubs. Born from an impressive bloodline, Enduro S is well situated to elevate your riding with features you won't have to sell your first born for. Weight: 1750 g 690 P. O. E. Hydra Freehub body engages every . 52 degrees yeilding