New, custom, seamless, tapered, butted and specially formed leg tube shaping for improved grind and guard clearance All new steerer tube design improves fatigue strength and includes a built-in, integrated, lower headset seat race Proven 41-Thermal processed 4130 chromoly Legendary lifetime replacement warranty New, optimized, 4mm dropout shape for grind and peg clearance Updated 7075-T6 pre-load bolt