Tie Down 86198 Poly Vinyl Trailer Roller End Cap 3.5"The Tie Down Poly Vinyl Roller End Cap is made of a high-quality, poly-vinyl material that is cut and fade resistant. Tie Down's rollers are ideal for a variety of boats and trailers. These products are designed to protect the boat from markings and absorb impact while withstanding both salt water and freshwater conditions. Tie Down PVC rollers are backed with a lifetime guarantee and proudly made in the USA.Features: Keel end cap; 5/8" Shaft; Made in the USA; SOLD INDIVIDUALLY (Not in pairs);