7180 Universal Bearing Cup Replacer Heavy-Duty Steel Made Adjust to Fit 3 5/8" to 6 1/2" OD Bearing Cup Fit for 11000 to 50000lb Capacity Axles. 7180 Bearing Cup Replacer,Heavy-Dut. 7180 Bearing Cup Replacer,Heavy-Dut Works on axles from 11,000 to 50,000 lb.