Alumistinger 3505 by Andersen Manufacturing Aluminum Ball Mount, 4" Drop Bar - 1" Shank Hole Light weight aluminum construction is 36% stronger than steel Polished High Tech Super Alloy Aluminum Lighest and strongest ball mount on the market. 8,000 lb. Gross Trailer Weight with maximum 800 lb. tongue weight Fits a standard 2" receiver No cracked paint - No rust - Forever!