The BulletProof Extreme Duty Trailer Coupler is engineered for unmatched strength, reliability, and performance in the toughest towing applications. The Extreme Duty Flat Plate Mount is constructed from rugged, fully welded steel to withstand the demands of daily commercial and heavy-duty use. Designed for use with a standard 2-5/16″ hitch ball, this Class 5 coupler is rated up to 36,000 lbs. maximum towing capacity and 6,000 lbs. maximum tongue weight. The Flat Plate Mount fits a standard 4.5″ flat plate mount using four (4) 5/8″ mounting bolts. Finished in BulletProof Hitches’ signature powder coat, this coupler delivers exceptional corrosion resistance and long-lasting durability, making it the ideal choice for demanding towing environments.