Pure Design PR9 PlusPure Design's PR9 Plus gives a renowned aerobic workout that is easy on the joints and ideal for strengthening posture. Specifications Use: Corporate Medical Light Commercial Material: Steel frame with heavy duty aluminium monorail In Use Aesthetics: Full auto controlled air magnetic resistance system with custom clutch and RF remote action with closer footrest for real feel of rowing on the water. Easy fold system to save space. Resistance Method: