Avenir Deluxe Unicycle (20-Inch Wheel) Deluxe 20-inch unicycle with oversized, chrome-plated steel frame Cushioned seat with scuff-guard protection for comfort and durability Cotterless crank arms and full-sized nylon pedals with chromoly spindles Saddle is adjustable up, down, forward, and backward for maximum comfort New and improved wheel mounts; sealed bearings withstand heavy loads