Tow trailers with different coupler sizes without swapping ball mounts. The CURT 45799 tri-ball mount features three permanently welded trailer balls (1-7/8", 2", and 2-5/16") on an adjustable shank that fits any standard 2" x 2" receiver hitch.

• Three ball sizes: 1-7/8", 2", and 2-5/16"
• Fits 2" x 2" receiver tube hitches
• Adjustable height for precise trailer leveling
• Shank flips for a maximum drop of 5-3/4"
• Permanently welded trailer balls
• Durable powder coat finish
• Secured with 5/8" diameter pins and clips

Applications: Ideal for users who tow multiple trailers with different coupler sizes -- boats, utility trailers, and campers.