ALIGN PILATES STUDIO REFORMER, A8 PRO, The A8-Pro has a completely new runner profile and runs on 8 PU wheels (rather than the 4 nylon wheels of the preceding A2 models), this new platform offers an even quieter ride, improved handling of cross loading forces and reduced maintenance. Offering a luxurious oversize carriage and the longest travel of any standard Pilates reformer on the market, this reformer is perfect for all heights including taller people.