2.5" Adjustable Lunette Eye/Pintle, [C] 42,000 lb Plate Mount (5/8" Bolt), Electric, FSA (Fwd Self Adj) On All Axles, 6' x 16" Angle Iron Spring Assist (4” Channel - Maximum 10,000lb. Axle Load Per Ramp Pair), Rubber Torsion, 42" Spread, Located at Sauk Centre, MN