Box X forks are designed purely with BMX racing in mind Box X forks are designed purely with BMX racing in mind Features an all carbon crown and leg construction paired with cold-forged, CNC machined dropouts, and an alloy steerer tube X-Forks are intended for BMX racing only and not meant for freestyle riding or dirt jumping Includes Box Stem Lock (Part #570013) No brake mounts *99lb rider weight limit* 436g