Trailer JackJack Replacement PartJack Replacement Part; Plastic Cap For 2000lbs. Capacity Side Wind Pipe Or Bracket Mount Swivel Trailer Jacks;SPECIFICATIONS:WARNING CA Proposition 65: No FEATURES: Compatible w/Curt Marine Jacks Helps Protect Internal Jack Parts From Dirt Water And Rust Durable Black Plastic Construction In our goal of being your best source for all things towing, the CURT line of trailer jacks is designed with care and manufactured with pride. CURT 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 cap is intended to fit a CURT marine jack to keep water and grime out of the internal mechanisms. It is constructed from plastic and comes with a set screw.CURT Manufacturing, Inc. (CMI) stands for EXCELLENCE in our products and our people. CMI is a Manufacturer, Importer, and Distributor of Towing System products, OE Trailer products and Specialty Equipment products that combine competitive price, unsurpassed quality and unparalleled aesthetics. CMI aspires to be the industry leader by recognizing that the customer is King and that our people are our greatest asset.