28mm DH/Gravity carbon rim, World Cup proven Convergence Rim Technology increases vertical compliance allowing the wheel to absorb bumps, vibrations and impacts from the terrain, enhancing stability and control in challenging riding conditions Sinuous profile spoke face aligns the nipple seat to the spoke angle Hydra 2 hubs have a 65% thicker axle, larger 6903 bearings with labyrinth seals, enlarged pawl pockets, a refined drive ring, an extra tooth on each pawl, and 0.41Adeg engagement Sapim Race spokes Ideal for tubeless ready tires between 2.5" and 2.8" TECH SPECS table{border-collapse:collapse;width:auto;max-width:100%;} td{text-align:left;padding:12px;font-weight:350;word-wrap:break-word;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model Deal Size 27.5" Front/Rear Rear (XD) Axle/Spacing (mm) 12x148 Hub Hydra 2 Hole 32 Brake 6-Bolt Rim Deal Internal W 28mm Depth 18.5mm Material Carbon Type Tubeless Color (H/S/R) Black/Black/Black Weight -