Supex Single Axle Heavy Duty Leveling RampsLevelling Ramps designed to suit single axle caravans in heavy duty applications. Incorrect water drainage in sinks and showers, malfunctioning of 3 way fridges and items rolling off surfaces? These are some potential issues if your caravan is not levelled correctly, so avoid these inconveniences by simply levelling your RV with easy to use heavy duty levelling ramps. Rigid surface for exceptional grip to tyres Designed to suit single axle caravans