1-7/8"(Ball) x 2-1/2" (Channel) coupler Trailer G.V.W.: 910kgs/2000lbs 1-7/8"(Ball) x 2-1/2" (Channel) couplerTrailer G.V.W.: 910kgs/2000lbs--------------------------------------------------------------------Ningbo Xuli Metal Products Co., Ltd. was established in 1987. We are devoted to innovating and manufacturing all kinds of cargo control products. We are the largest manufacturer of Ratchet ...