Durable and affordable cross country wheels designed to take a beatingStrong, lightweight rim guarantees optimum acceleration, while the high-precision freewheel minimizes resistance and maximizes lifespan370 hubs with ratchet free hubs (rear only) laced with DT Champion straight pull spokes29inRR25Thru 12mmBlkX1900 Spline370148Blk8-11s CassCL/6BDT Champ SP28HDblPVUPC/EAN/GTIN: 7613052101026