![Installation Tool](http://norscotshaftseal.com/cdn/shop/products/install-tool_norscot_propellershaftseal_{width}x.png?v=1631918330)
Installation or transfer tool is a hollow aluminum cylinder which fits inside the housing protecting the lip seals while mating up to and transferring onto the chamfered / transmission end of your shaft allowing for smooth transition off the tool onto your shaft.