The true dual-axle position on the Tracer EX2 wheelchair allows for repositioning the 24″ rear wheels and the 8″ casters for adult and hemi seat-to-floor heights. Offset permanent arms provide full seat width up to 20″ with a permanent arm and a hemi-spaced footrest. The Tracer EX2 also offers a full line of accessories to meet individual users’ specific needs.