Razor dirtbike sx350 mcgarth

Its a razor dirtbike sx350 mcgarth the speed is 25km/h not used much good for ages 4-9 original price is 2000-2500 in shops around uae really fun and is a thrill to ride slightly used it can be ridden on almost any surfaces and never had any problems so why buy it for a big price when u can get the same one with no problems but for cheap