Hydraulic Detachable Neck. Heavy-Duty Steel Rear Fender Sets. Removable Swinging Side Brackets full Sets both sides. Tractor powered/supplied systems (no aux/pony engine). Tri-Axle rated 23,000 lbs. per Axle. Frame rated 110,000 lbs. Gross Vehicle Weight Rating 131,612 lbs. EQUIPMENT RENTAL CO. - Duluth, MN