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D3/R3-Dual Wheel Kingpinless Series-20,000 lb

  • ASTM1045 steel, drop forged 1/2" thick swivel head, 4-1/2" diameter precisely machined raceway of 5/8" diameter hardened steel ball bearings
  • Legs are formed from 3/8" thick steel, double welded
  • 3/4" CNC machined grade 8 axle and lock nut