Lightweight yet ultra-strong front pivot ball steering block molded from specifically formulated hard graphite composite product. Graphite material provides more responsive feel especially on bumpy songs. Means free suspension movement in dusty conditions. Fits bigger outside 8x16x5mm ball-bearings for increased dependability and life-span. Suitable for many track conditions, specifically for high- and very-high-traction songs. Fits XB8, XB8E, XT8, XT8E