CURT 60615 Double Lock Gooseneck Hitch with Flip and Store Ball, 30,000 lbs., 2 5 16 Inch Ball Adjustable tongue weight Engineered with a 2556048 tongue weight Engineered with a vehicle specific design for a custom fit Concealed main body for OE look and seamless integration with the vehicle Tested for safety in accordance with SAE J684 Precisely welded for superior strength and fit Protected by a durable high gloss black powder coat finish Co cured in a rust resistant liquid Bonderite coating Equipped with an open back receiver for easy cleaning 1 1 4" x 1 1 4" ball mount features a 3 4" hole to accept a trailer ball shank Ball mount can be flipped to provide drop or rise for level towing Limited lifetime warranty (one year finish This class 1 trailer hitch and ball mount combination is designed for a custom fit on select years of the Mazda 3 (see application info to verify fitment) see the CURT application guide or visit curtmfg A CURT gooseneck hitch is more than a necessary tool for towing