POWER PRECISION SPEED. THE ULTIMATE EXPRESSION OF PURECYCLING PERFORMANCE HAPPENS ON THE VELODROME. Frame design The frame is designed with stiff aerodynamic no-nonsense ALUXX SL aluminum tubing. The Over Drive headtube & purpose-built aerodynamic fork produce incredible front-end stiffness & precision in out-of-the-saddle sprints... Features- FRAME:ALUXX SL-Grade Aluminium- FORK: Advanced-Grade Composite Alloy Over Drive Steerer