With the antares you can now focus even more on your goals in training improve your fitness and pedal stroke and reinforce your sense of equilibrium at the same time tacx antares rollers distinguish themselves through the heavy conical rollers that create the momentum of mass inertia when collapsed the rollers measure only 80 cm and are therefore easily transportable the antares rollers are tacx39s revolutionary contribution to the new found popularity of track racing the concept of roll