FUNCTION -- Used for refilling your boat's steering system fluid. One person easily controls the bleed process from end to end.Replacement front seal kit for SeaStar pivot / front mount cylinders. Used to repair leaking or weeping cylinder seals.BENEFITS -- Changing out fluid bottles is quick and clean. Entire steering system remains sealed during the bleed process from end to end, ensuring fluid goes where it is supposed to goFailure to replace a damaged steering cylinder will result in seal failure and possible loss of steering.QUALITY -- HS5157 kit is made From High Quality Aircraft Grade Metal. Our bleed kit is easy to attach and . tube now comes with hose for a .APPLICATION:Bleed Kit - For Seastar hydraulic steering systems. HS5157 kit fits front mount cylinder parts: HC5340, HC5341, HC5342, HC5343, HC5344, HC5345, HC5346, HC5347, HC5348, HC5358, HC5365, HC5375, HC5394, HC5445, HC6750, HC6751, HC6752, HC6753, HC6754, HC6755Bleed Kit - For Seastar hydraulic steering systems.HS5157 kit fits front mount cylinder parts: HC5340, HC5341, HC5342, HC5343, HC5344, HC5345, HC5346, HC5347, HC5348, HC5358, HC5365, HC5375, HC5394, HC5445, HC6750, HC6751, HC6752, HC6753, HC6754, HC6755Colour:Black+silverMaterial:MetalPackage Contents:2 * Seal Glands1 * Pin Wrench1 * Seal Gland Assembly Tool1 * Bottle to Tube1 * Bridge TubeOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.