In our goal of being your best source for all things towing, the Curt Manufacturing line of trailer jacks is designed with care and manufactured with pride. Curt Manufacturing jacks are made with quality to promote the life and function of your trailer, and they come in several different styles to accommodate your needs, whether you are a frequenter of the boat landing, the campground, the racetrack or the farm.This replacement wheel caster is intended to fit a Curt Manufacturing marine jack. Designed to withstand the wear and tear of frequent water exposure, Curt Manufacturing marine jacks are the jack of choice for the avid fisherman or boating enthusiast. The caster wheel allows for greater mobility and easier coupling of your trailer. This package includes a wheel and mounting hardware.