Dee Zee DZ91717P Poly Triangle Trailer Box Rigid Poly Plastic Frame Resists Warping Double Wall Lid For Extra Support Perfect Fitment For Trailer Tongues. Lightweight yet solid construction Lockable Hasp Latch For Security (Padlock Not Included) Dimensions (LxWxH) : 36 x 18x 18.75 (inches) and Vol: 6 cu. ft.