The differences between tapestry / semi-professional bands and professionals are daily working hours they can bear. Professionals is the category you have chosen now, can withstand between 8 and 15 hours of activity. Preparations for sports centers with over 6000 subscribers and 12 hours of daily operation. Great strength, durability and self-lubricated for the first 10,000 km.
The differences between carpets / semi-professional bands and are the daily working hours can bear. The semi-professionals is the category that has chosen now can support up to seven hours of daily activity. Developed and prepared to small centers and home users.