3-in-1 Auto-FreewheelTM pedalbrake coast. Tri-wheel steering Kettrike navigator system. 5 position Quik-AdjustTM easy step through S-frame design. 4 Position Ergonomic adjustable seat. Limited turn radius steering device and low center of gravity to help prevent tipping . Pneumatic Komfy-RideTM tubless airtires on ball bearings . Easy tipping and removable rear bucket . Tandem adaptable . Free Seat-Belt & Push-bar included.