The flexibility of the TRIGO is second to none. The length and seat height can be extensively adjusted without tools. And to ensure that every rider can enjoy the perfect hand position for steering, braking, and shifting, the TRIGO also features adjustable handlebar grips. The 24-speed drivetrain provides the right gear for any terrain, and the low center of gravity guarantees superb stability in the curves. A generous range of accessories makes the trike adaptable to many different uses. seat height 23 inch-26¼ inch (58.5-66.5 cm) - 24-speed derailleur system - twist shifters - aluminum frame and fork - Puncture proof tires with reflective sidewalls - Samox crankset 155 mm 50 / 39 / 30T - Promax DSK-300F mech. disc brakes with parking-brake mechanism