Customized Super Heavy Duty Caster 路 Caster Type: Plate type caster with brake 路 Wheel Diameter: 4", 6", 8", 10" 路 Load capacity: 650kg, 720kg, 770kg, 820kg 路 Wheel material: Polyurethane/Cast Iron 路 Caster Mount: Threaded stem, bolt hole 路 Wheel color: red 路 Finish: Zinc-Plate Products Description >>Features: 1, Top plate: AISI S-45C drop forged steel. 2, 3/4" King pin Axle and Nut. 3, 3/8 Thickness Legs. 4, Heat treated raceway. >>Applications: Cart iron castor wheels for heavy duty carts. Three type for choosing: swivel/rigid/brake Sizes: 4inch super heavy duty caster 6inch super heavy duty caster 8inch super heavy duty caster 10inch super heavy duty caster ModelDiameterTread WidthBearingPlate SizeOverall HeighiSwivel RadiusLoad Capacity (kg) 5040 plate type100.5mm64mmDouble Ball Bearing114*159mm142mm80mm650kg 5060 plate type202mm64mmDouble Ball Bearing114*159mm191.5mm130mm720kg 5080 plate type151mm64mmDouble Ball Bearing114*159mm256mm154.5mm770kg 5010 plate type254mm64mmDouble Ball Bearing114*159mm302mm190mm820kg More Details: Minimum Order Quantity: 500 piece/pieces for normal caster wheel Loading Port: Tianjin, Qingdao, Shanghai or Ningbo Delivery Time: About 20 workdays for normal caster wheel Packing: Carton+Pallet Sample: Available for our standard caster Quick response: Your enquiry will be replied within 24 hours Workshop Packing PhotosCustomized Super Heavy Duty Caster website:http://www.unionlevercasters.com/super-heavy-duty-caster/