The CURT 2-5/16 trailer ball does not mess around. Simply put it is a solid piece of towing equipment that makes all others look like they re just spinning their wheels. CURT 2-5/16 trailer balls are made with expert engineering to be packed with strength and durable enough to withstand the harsh wear of heavy-duty towing. Anything your class 5 trailer hitch and class 5 ball mount can handle CURT has a 2-5/16 trailer ball to match. These tow balls are perfect for towing all types of heavy receiver-style trailers including dump trailers toy haulers farm trailers chopper boxes dual-axle utility trailers deluxe RVs small yachts and more (NOTE: Never exceed the lowest weight capacity of any towing component; i.e. the vehicle hitch trailer etc).This 2-5/16 trailer ball features a ball capacity of 10 000 lbs. It features a 1-1/4 shank diameter a 2-5/8 shank length 0 of rise and a nickel-chrome finish to protect against the elements. To give you the power you need to tow with confidence CURT 2-5/16 trailer hitch balls are thoroughly tested for safety and meet U.S. VESC specifications.