Gigantex Carbon Fiber rigid Active Wheelchair MF015MGigantex Carbon Fiber rigid Active Wheelchair (MF015M) , Its made of advanced carbon fiber and alu alloy. Carbon fiber, which can be molded into any shape giving the MF015M the smooth appearance, with alu alloy backrest . Most importantly, its weighing at approximately 7. 5kg only! The MF015M is made of advanced carbon fiber and alu alloy. Carbon fiber, which can be molded into any shape gives the MF015M the smooth appearence, with the alu alloy