Go go shopping now，we are your best choice.Features:100% Brand new and high quality!Frequently used as a hand pump in boats for fuel supply to the out-board engineFast and Easy handlingWorks on the vacuum principleFor Transfer of Liquids as Gasoline， Diesel， Oil， Water etc.Easy to cleanWith this hand pump you can prime the fuel for easier starts.Specifications:Material: Rubber and AluminumDiameter: 45 mmLength (overall): 150mmLength (without hose connections): 115mmColor: BlackPackage includes:1 x Hand PumpSolving your any problems.