CURT 45060 - 2-INCH CURT CLASS 3/4CURT CLASS 3 4 2 INCH FIXED BALL MOUNT WITH 4 INCH DROP Fits trailer hitches with a 2" x 2" receiver tube opening Equipped with a 1" hole to accept a trailer ball shank 2" rise or 4" drop for precise trailer leveling Hollow shank weighs less and can be used with an anti rattle kit CNC formed, robotically welded and mechanically descaled for a perfect fit Protected by a durable powder coat finish Made in USA Limited lifetime warranty (one year finish,