Dutton-Lainson pin and chain coupler for boat and other trailer applications. SAE Class 2 (for gross trailer weights up to 3,500 lbs.). Fits a 2" hitch ball and a 3" wide trailer tongue. Zinc plated TUFFPLATE finish for additional rust resistance and longer life. Exclusive Quick-Lock ball clamp assembly can be easily adjusted without tools. Repair kit is available to quickly replace all parts except for the housing. Made in the U.S.A. WARNING: Every time coupler is used, make certain ball is completely engaged in socket and coupler is securely locked. Failure to do so could result in serious or fatal injury.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov