You can cycle freely on these streamlined rollers and refine your coordination and technique in doing so the heavy duty tapered rollers ensure that it is almost impossible to ride off the machine very high concentration on steering is required when riding without a brace it reinforces your sense of balance the tacx antares rollers is collapsible and measures only 80 cm when collapsed making it easy to carry these tough rollers are ideal for track riders who often want to warm up just befor