A trailer including a frame supporting a trailer bed and having rotatable wheels and a tongue for pivotal attachment to a land vehicle hitch. The trailer frame includes left and right side structural members and crossbeam members attached between the side members. Each side member includes a U-shaped portion having a branch leg and attachment leg and an L-shaped portion including a branch leg and attachment leg. The branch leg of the U-shaped portion is integrally formed with the branch leg of the L-shaped portion. The crossbeam members are Z-shaped and the flanges thereof are attached to the attachment legs of the U-shaped portion and the L-shaped portion with rivets. Front and rear U-shaped end members are attached to the terminal ends of the side members. A torque tube is also attached between the side members. A tongue pocket is attached to the torque tube and the front end member.