These Yokomo aluminum upper mount posts are factory replacement hardware for the MD 1.0 Master Drift chassis. The set includes three posts, providing direct fit for the upper mount positions on the MD 1.0 platform. Aluminum construction keeps weight low while offering solid rigidity compared to plastic equivalents. Features: Aluminum construction Set of three posts Designed for Yokomo MD 1.0 Master Drift chassis Direct factory replacement fitment 7/7/26 cs