The Invacare® Top End® Crossfire™ All Terrain Wheelchair is the monster truck of wheelchairs and is designed to leave some serious tracks. Do you like to hike, fish, camp, hunt, kayak, garden or go to the beach? You can do it all with the Crossfire All Terrain Wheelchair. Built of 6061 T6 Aluminum, it is equipped with enormous 25" x 2.75" knobby wheels and huge 8" x 2" front casters for extreme traction. The Crossfire All Terrain Wheelchair is engineered with mega ground clearance, plus forward and side-to-side stability so that you can conquer the toughest terrain.