Tri-Ball, Black Powder Coat Finished Ball Mount, This Time Saving Ball Mount Offers A 1-7/8" 3,500 LB, Class ll Trailer Capacity Ball, A 2" 6,000 LB Class lll Capacity Ball & A 2-5/16" 10,000 LB, Class ll/IV Trailer Capacity Ball With Just A Rotation Of The Ball Mount In The Receiver, Black Powder Coated Solid Steel Construction Meets V5, SAEJ684, CSA D-264, State Of New York.