Trailer JackJack Replacement PartJack Replacement Part; Male Weld-On Pipe For 5/8 in. Pin Hole Pipe Mount Swivel Trailer Jacks;SPECIFICATIONS:WARNING CA Proposition 65: No FEATURES: Compatible w/Curt Pipe-Mount Swivel Jacks Replacement Bracket Accepts Up To 5000 Lb Trailer Tongue Weight Swivel Bracket Allows Jack To Swing Up And Out Of The Way Weld-On Pipe-Mount Accepts A 5/8 In. Pull-Pin 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 jack mounting bracket is the male pipe end, intended to mount a CURT swivel jack. It allows for easy swiveling of the jack post, to be folded up and out of the way when not in use, and inserts into the female pipe end #28930. It comes with a 5/8" pin hole.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.