Permobil TiLite TRA Active WheelchairLive better and roll better The TRA truly rolls better, thanks to the titanium dual tube frame and its superior style and power as well as the TRA's full adjustability. This all means that you get to enjoy comfort that is built around you as well as the improved performance of the TRA. Titanium The titanium frame gives you a smoother ride and, as the metal with the highest strength to weight ratio on Earth, it's certainly durable. The TRA is made up