Tri-axle Midland end dump trailer. Rear swing gate with locking dogs. Box is equipped with non-stick liner, because of this it is not suitable to haul “rip rap” style hard edged products. The unit operates as a scissor style dump system and as such utilizes an hinged pickup plate/king pin, a fixed or blocked 5th wheel is required on the pull vehicle to operate this trailer. Drive cable tarp system.