Reese Towpower 21141 Adjustable Ball Mount Overall rise and drop adjustment of 12-1/2 inch for pulling a level trailer Rise adjustment of 7-1/2 inch and drop adjustment of 6 inch Shank length of 13-1/2 inch allows for more turning clearance from bumper to trailer frame Powder coated for a durable and weather resistant finish Fits 2 Inch Receivers