SURRON HEAVY DUTY ALUMINIUM SUMP GUARD. These are the best in the business and fairly hard to get hold of!! They are designed to replace the standard sump guard on your Sur-ron LBX or L1E bike which often bend and break very easily!! Made from 3mm aluminium CNC cut and shaped these are super strong and offer great protection!! Please see below for official description.Made from 3mm thick aluminium, making a motor guard 50% thicker and stronger than standard whilst still remaining lightweight. This guard protects more of the motor than the standard motor guard but is machined with a venting pattern to keep your motor cool under load. Made from high quality 5053 anodised aluminium alloy.