Fits tire sizes 23" to 32" or 580 to 800 metric with 1500# weights in the dual.
Model 850 is made from high tensile reinforced steel. Has a weight capacity of 3,000 pounds. Made to handle up to a 1500 pound weight in the dual. Requires 4 1/2" between duals. Fits tire sizes 24" to 32" or 620 to 800 metric. shipping wt. 110#