GT Line New Mega Wheels Technical Tool Casse have a double wall construction from injection moulded high thickness polypropylene. These lightweight case has brilliant resistance to shock and extremes of temperature and most corrosive chemical substances making it ideal for international air travel, great for tradesmen on the move. The Mega Wheels tool cases have wheels with strong ball bearings, a telescopic handle plus an ergonomic carry handle with a rubber coated grip for easy transportation of your hand tools and tool accessories.