Product Name: 18 Inch Rolling Dock Wheel in Good Quality Plastic Model NO.: HLDW1018 Size: Customized Size Available Material: Polypropylene Color: Customized Type: Dock Accessory Marine Parts: Dock Wheel Usage: Fun, Trade, Protection Certification: CE, CCC Load Capacity: <1000TEU Trademark: OEM and ODM Transport Package: Bag or Carton Specification: CE Origin: Ningbo Product Description 18 inch rolling dock wheels: 700lbs Weight capacity per wheelTough polyethylene material offerDock Heavy Duty 18" Rolling Wheel, use for roll in docks or boat lifts. All wheels accept a 1 7/8" O. D. Axle. HD Wheel capacity exceeds 700lbs. Tough and rigid offer stress, crack and impact resistance