Daystar Black Poly-Vinyl Fork Boots F00408-BK-03 Extend the life of fork seals and shaft by protecting them from mud, dirt, rocks and other flying debris Longest lasting fork boots on the market Made from a premier Poly-Vinyl material that is much less effected by the elements than rubber boots Easy to install, and come with re-useable cable ties that allow quick removal for cleaning and maintenance Big Bike Long Travel version for models listed; extended length 16.5in., Collapsed length 3in., upper boot inside diameter 1.75in., lower boot inside diameter 2-39/64in.