Specification Brand : Garosa BulletPoint1 : SILENT The pulley uses deep groovebearings to ensure smoothly without generating any noise. BulletPoint2 : STRONG STABILITY: Assembled using an 8 bearing wheels with welded bearings and pin shafts, it has stronger stability and is to use. BulletPoint3 : CARBON STEEL MATERIAL: The pulley is made of high strength carbon steel, with high hardness, robustness, and impact resistance. CNC accuracy machining technology, full penetration welding. Two 8 wheel trolley components with a load capacity of up to 2700 pounds. BulletPoint4 : WIDELY APPLICABLE: The pulley assembly can be used for household moving doors, wardrobe cabinets, large iron doors, curtains, automation equipment pulley assemblies, factory track pulleys, etc. BulletPoint5 : EXCELLENT PERFORMANCE: Our 8 wheels trolley assembly have impact and galvanized properties, providing and . It also has a sturdy bearing steel pin shaft in the pillar channel. GpsrSafetyAttestation : 1 ItemName : T Pulley Assembly, 8 Wheels Trolley Assembly Carbon Steel Silent Stable 2700 Pounds T Pulley Assembly for Curtains Cabinets, Beam Trolleys ItemPackageDimensions_Height : 16 centimeters ItemPackageDimensions_Length : 22 centimeters ItemPackageDimensions_Width : 17 centimeters ItemTypeKeyword : beam-trolleys Manufacturer : Garosa Material1 : Iron Material2 : Steel ModelName : Garosat1a5r8wx4f ModelNumber : Garosat1a5r8wx4f PartNumber : Garosat1a5r8wx4f ProductDescription : Specification: Item Type: 8 Wheels Trolley Assembly Material: Carbon Steel Application: Can be used for family activity doors, wardrobes, large iron doors, curtains, automation equipment pulley components, and factory track pulleys.