... 4.Usage:Boat&Yacht&Ship boat pipe Top SlideFeatures:1.Material: Stainless steel-AISI316 AISI304 ,alloy casting and carbon steel.2 ... ,Chock,Fairlead,Rigging Fittings,Hinge,Shackle,Pipe Base.etc.Special specifications can be produced with customer's requirements &drafts or samples ... realize win-win cooperation :) boat pipe top slide stainless steel material