To put every single watt youve got to good use you need to find the most efficient position possible the vuka fit software allows you to use your dimensions to tailor your position to perfection with a slightly concave nose section and forward swept arms the new airfoil shape reduces drag stiffens the bar and complies with all uci regulations meanwhile wersquove added a host of ergonomic features most notably the vukabull is now available with a choice of zero or 40mm drop