Friction Sway Control Product Type Friction Sway Control For Use With Left and Right Side of Trailer Gross Vehicle Weight Capacity Not Applicable Overall Length 12 in Overall Width 3 1/8 in Finish Powder Coated Features Friction Brake Keeps Trailer and Tow Vehicle Stable Heavy Construction for Added Reliability Installs and Removes Easily Quick Attachment to Trailer Frame and Ball Mount Diameter Not Applicable Fits Ball Diameter Not Applicable Height 5 in