Specification Brand : Gearwell BulletPoint1 : STABLE AND SAFE: Trolley assembly using welded bearing and pin of 4 bearing, more stable, safe use BulletPoint2 : NOISELESS BEARINGS: Trolley assembly uses deep groove ball bearings to ensure that you can operate smoothly without any noise BulletPoint3 : LOAD BEARING AND IMPACT RESISTANT: Each four wheeled trolley assembly has a design load of 550lb. The roller trolley assembly is made of impact resistant solid alloy steel BulletPoint4 : corro sion RESISTANT ALLOY STEEL: U shaped pulley assembly is made of solid alloy steel with high strength, corro sion resistance and easy cleaning BulletPoint5 : WIDELY USED: Trolley assembly can be used in home trolley doors, wardrobe cabinets, large iron doors, curtains, automatic equipment pulley assembly, factory track pulleys Color : Red Configuration : Refer to description CustomerPackageType : Standard Packaging Flavor : Fig GenericType : Refer to description HandOrientation : Refer to description IncludedComponents : Refer to description ItemDisplayWeight : 23.15 pounds ItemForm : Refer to description ItemName : Trolley Assembly, 4 Wheel Trolley Assembly Roller Trolley Curtain Sliding Door Pulling Lifting Hoists Accessories ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemShape : Refer to description ItemTypeKeyword : beam-trolleys Manufacturer : Gearwell Material : refer to description ModelName : Generic-KIMV486S07RE0Z26V1RR ModelNumber : Gearwellw9iz5xghm3 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Gearwellw9iz5xghm3 Pattern : Refer to description ProductDescription : Item Type: Trolley Assembly Material: Alloy steel Color: Silver Application: Used for household movable door, wardrobe, large iron door, curtain, automatic equipment pulley assembly, factory track pulley