Specification Brand : Gearwell BulletPoint1 : CARBON STEEL MATERIAL: The pulley is made of high strength carbon steel, with high hardness, robustness, and impact . CNC accuracy machining technology, full penetration welding. Two 8 wheel trolley components with a load capacity of up to 2700 pounds. BulletPoint2 : STRONG STABILITY: Assembled using an 8 bearing wheels with welded bearings and pin shafts, it has stronger stability and is safe to use. BulletPoint3 : SILENT OPERATION: The pulley uses deep groove ball bearings to ensure smoothly operation without generating any noise. BulletPoint4 : EXCELLENT PERFORMANCE: Our 8 wheels trolley assembly have impact and galvanized properties, providing and protection. It also has a sturdy bearing steel pin shaft in the pillar channel. BulletPoint5 : 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. BulletPoint6 : Handle Length From the Ground (Full Extended):40.9 s),41.3 L) ItemName : 8 Wheels Trolley Assembly, Silent Stable Carbon Steel 2700 Pounds T Pulley Assembly, Carbon Steel Roller Trolley, for Curtain Cabinet, Beam Trolleys ItemPackageDimensions_Height : 16 centimeters ItemPackageDimensions_Length : 22 centimeters ItemPackageDimensions_Width : 17 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : beam-trolleys Manufacturer : Gearwell ModelName : Gearwelldzqxgs8weg ModelNumber : Gearwelldzqxgs8weg PartNumber : Gearwelldzqxgs8weg Pattern : Solid ProductDescription : 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.