Fangrui Product Details Fangrui Product Details [function]the Clear Hose Aids In Seeing The Flow Of Air , It Makes The Bleeding And Filling Process Easier And More Effective, The Entire Steering System Is Sealed During The Deflation. Hydraulic Steering Filler Kit Helps To Easily Change The Fluid In Your Boat While Keeping Things Clean. Without This Tool, Filling Could Be Time Consuming And Messy. [universal Configuration] Hydraulic Steering Tube Is Compatible With Sea Star Hydraulic Steering Systems, Sterndrive, And Inboard Hydraulic Helms. Used For Most Outboard, Inboard/outboard, Inboard Hydraulic Steering Kits. [rustproof Non-] All Of The Interface Within The Kit Is Brass And The Transparent Tube Is Made Of Pev Material. With Good Waterproof, And Flame Retardant Insulation. The Design Of The Screw Can The Seal. These Materials All Have The Characteristics Of Good Stability, Heat Resistance, And Resistance.hydraulic Steering Kit Has An Long Service Life Even When Used In Wet Environments Such As The Ocean. [custom Installation]hose With Scre