Based on the design strategy of "Balancing about the Leading edge," the Ultra Bee matches an aluminum alloy forged chassis with Surron's 4th-era powertrain, causing a fat of 187 lbs (eighty five kg) and in some cases distribution.Similar:sur rontalariasurron bikesuper 73sur ron gentle bee xsur ron x bikesur ron electric bikeelectric bikee bikeebike