Materials: ductile cast irons or steels. Galvanized Hubs, 4-5 studs. PCD 4" or 4.5" . Bearing type: roller. Axle capacity 750kgs,1000kgs,1500kgs,etc.Surface treatment: spray-painting or zinc-plated.!!spec!!fea.Axle capacity750kgs,1000kgs,1500kgs.Surface...
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trailer coupler, hitch ball, wheel hubs, square jack, brake drums...
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